don't automatically remove path_gdx_bau when 'not needed'

CHANGELOG.md

@@ -16,6 +16,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - plastic waste by default does not lag plastics production by ten years
     anymore; can be re-activated using `cm_wastelag`
 - moved to edgeTransport 2.0 version [[#1749](https://github.com/remindmodel/remind/pull/1749)]
+- **scripts** in readCheckScenarioConfig(), do not automatically remove path_gdx_bau if allegedly 'not needed'
+    [[#1809](https://github.com/remindmodel/remind/pull/1809)]
 
 ### added
 - **50_damages**, **51_internalizeDamages** add KotzWenz realization based on Kotz & Wenz (2024)

config/scenario_config_DeepEl.csv

@@ -3,7 +3,7 @@ testOneRegi-Base-DeepEl;0;;testOneRegi;8;;;;0;;;;;;;;;;;;;;;;;;;;;;;;testOneRegi
 # H12 SSP2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 SSP2-NPi-calibrate-DeepEl;1;calibrate;;14;rcp45;;;0;;0;NPi;1;2100;;9;;;;NPi2018;regiCarbonPrice;on;on;3;;heat;Mix1;2005;;;;;SSP2-NPi-calibrate: This reference policy/baseline scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road.
 SSP2-Base-DeepEl;1;;;1;;;;0;;0;;;2100;;;off;;;;;;;;;heat;Mix1;2005;;;;;SSP2-Base: This baseline calibration scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road.
-SSP2-NPi-DeepEl;1;;;1;rcp45;3;;0;;0;NPi;1;2100;;9;;;;NPi2018;regiCarbonPrice;on;on;3;;heat;Mix1;2005;;;;;SSP2-NPi: This National Policies Implemented (Npi) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NPi is identical to the NDC scenario until 2020 but assumes that policies fail to achieve NDC targets in 2030. Instead, carbon prices are assumed to grow and converge more slowly, leading to emissions trajectories in line with bottom-up studies on the effect of currently implemented policies.
-SSP2-NDC-DeepEl;1;;;1;rcp45;3;globallyOptimal;0;;0;NDC;1;2100;;9;;;;NDC;regiCarbonPrice;on;on;3;;heat;Mix2;2025;;SSP2-NPi-DeepEl;SSP2-NPi-DeepEl;;SSP2-NDC: This Nationally Determined Contribution (NDC) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NDC includes all pledged policies even if not yet implemented. It assumes that the moderate and heterogeneous climate ambition reflected in the NDCs at the begining of 2021 continues over the 21st century. This scenario serves as reference for all other policy scenarios and The NPi scenario until 2020.
-SSP2-PkBudg500-DeepEl;1;;;1;rcp20;9;globallyOptimal;1;2050.GLO 0.9;500;diffCurvPhaseIn2Lin;100;2080;;9;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.13, IND_regi.pc 0.13;100;5;NDC;regiCarbonPrice;on;on;2;1;heat;Mix4;2025;;SSP2-NPi-DeepEl;SSP2-NPi-DeepEl;;SSP2-PkBudg500: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
-SSP2-PkBudg1150-DeepEl;1;;;1;rcp26;9;globallyOptimal;1;2050.GLO 0.5;1150;diffCurvPhaseIn2Lin;60;2100;;9;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.13, IND_regi.pc 0.13;100;5;NDC;regiCarbonPrice;on;on;2;1;heat;Mix4;2025;;SSP2-NPi-DeepEl;SSP2-NPi-DeepEl;;SSP2-PkBudg1150: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 1150 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a weel below 2??C scenario, peak warming is allowed to be at or slightly above 2??C, at median climate sensitivity but returns to values below 2??C in at least 67?% of scenarios by the end of the century.
+SSP2-NPi-DeepEl;1;;;1;rcp45;3;;0;;0;NPi;1;2100;;9;;;;NPi2018;regiCarbonPrice;on;on;3;;heat;Mix1;2005;;;;;SSP2-NPi: This National Policies Implemented (NPi) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NPi is identical to the NDC scenario until 2020 but assumes that policies fail to achieve NDC targets in 2030. Instead, carbon prices are assumed to grow and converge more slowly, leading to emissions trajectories in line with bottom-up studies on the effect of currently implemented policies.
+SSP2-NDC-DeepEl;1;;;1;rcp45;3;globallyOptimal;0;;0;NDC;1;2100;;9;;;;NDC;regiCarbonPrice;on;on;3;;heat;Mix2;2025;;SSP2-NPi-DeepEl;SSP2-NPi-DeepEl;;SSP2-NDC: This Nationally Determined Contribution (NDC) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NDC includes all pledged policies even if not yet implemented. It assumes that the moderate and heterogeneous climate ambition reflected in the NDCs at the begining of 2021 continues over the 21st century.
+SSP2-PkBudg500-DeepEl;1;;;1;rcp20;9;globallyOptimal;1;2050.GLO 0.9;500;diffCurvPhaseIn2Lin;100;2080;;9;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.13, IND_regi.pc 0.13;100;5;NDC;regiCarbonPrice;on;on;2;1;heat;Mix4;2025;;SSP2-NPi-DeepEl;;;SSP2-PkBudg500: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5 C scenario, peak warming is allowed to be at or slightly above 1.5 C, at median climate sensitivity but returns to values below 1.5 C in at least 67 % of scenarios by the end of the century.
+SSP2-PkBudg1150-DeepEl;1;;;1;rcp26;9;globallyOptimal;1;2050.GLO 0.5;1150;diffCurvPhaseIn2Lin;60;2100;;9;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.13, IND_regi.pc 0.13;100;5;NDC;regiCarbonPrice;on;on;2;1;heat;Mix4;2025;;SSP2-NPi-DeepEl;;;SSP2-PkBudg1150: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 1150 Gt CO2 on total CO2 emissions from 2015 to 2100. This is a well below 2 C scenario, peak warming is allowed to be at or slightly above 2 C, at median climate sensitivity but returns to values below 2 C in at least 67 % of scenarios by the end of the century.

config/scenario_config_IKEA.csv

@@ -11,8 +11,8 @@ SSP2-NPi;0;;floor cost default;;;;;default;;1;5;;;rcp45;default;3;;0;0;;0;NPi;1;
 SSP2-NDC;0;;floor cost default;;;;;default;;1;5;;;rcp45;default;3;;0;0;globallyOptimal;0;NDC;1;2100;9;2;GLO 0.05, EUR_regi 0.15;CHA_regi.pc 0.001, IND_regi.pc 0.001, SSA_regi.pc 0.001, OAS_regi.pc 0.001, CHA_regi.coalchp 0.001, IND_regi.coalchp 0.001, SSA_regi.coalchp 0.001, OAS_regi.coalchp 0.001;;;;;;;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809;2020.2030.EUR_regi.all.year.netGHG_LULUCFGrassi 2.450;on;on;EUR_regi, NEU_regi;3;;heat;Mix2;2030;;SSP2-NPi;SSP2-NPi;;SSP2-NDC: This Nationally Determined Contribution (NDC) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NDC includes all pledged policies even if not yet implemented. It assumes that the moderate and heterogeneous climate ambition reflected in the NDCs at the begining of 2021 continues over the 21st century. This scenario serves as reference for all other policy scenarios and The NPi scenario until 2020.
 SSP2-PkBudg1150;0;;floor cost default;;;;;default;;1;5;;;rcp26;default;9;2100;1;1;globallyOptimal;1150;diffCurvPhaseIn2Lin;60;2100;9;2;GLO 0.06, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg1150: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 1150 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a weel below 2??C scenario, peak warming is allowed to be at or slightly above 2??C, at median climate sensitivity but returns to values below 2??C in at least 67?% of scenarios by the end of the century.
 SSP2-PkBudg650;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;650;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg650: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
-SSP2-PkBudg620;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;620;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2NPi;;SSP2PkBudg620: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
-SSP2PkBudg590;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;590;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg590: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
+SSP2-PkBudg620;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;620;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg620: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
+SSP2-PkBudg590;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;590;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg590: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
 SSP2-PkBudg560;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;560;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg550: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
 SSP2-PkBudg530;0;;floor cost default;;;2;;default;;1;5;;;rcp20;default;9;2100;1;1;globallyOptimal;530;diffCurvPhaseIn2Lin;100;2080;9;2;GLO 0.09, EUR_regi 0.15;GLO.(biodiesel 0.14, bioeths 0.14), EUR_regi.(biodiesel 0.15, bioeths 0.15), USA_regi.pc 0.13, REF_regi.pc 0.13, CHA_regi.pc 0.04, (IND_regi,  SSA_regi, OAS_regi).pc 0.001, (IND_regi, SSA_regi, OAS_regi).coalchp 0.001;;;75;2;feelhpb 1.05, fehob 1.75, feheb 0.35;feh2_otherInd 1.05, feelhth_otherInd 0.43, feh2_cement 2.2, feelhth_chemicals 1.4, feh2_chemicals 1.05, fehos_cement 2.2;NDC;regiCarbonPrice;2030.EUR_regi.tax.t.FE_wo_b_wo_n_e.all 1.2809, 2050.GLO.tax.t.CCS.biomass 2000;;on;on;EUR_regi, NEU_regi;;1;heat;Mix4;2030;;SSP2-NPi;SSP2-NPi;;SSP2-PkBudg500: This climate policy scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The stylized climate policy scenario assumes a peak budget of 500 Gt?CO2 on total CO2 emissions from 2015 to 2100. This is a 1.5??C scenario, peak warming is allowed to be at or slightly above 1.5??C, at median climate sensitivity but returns to values below 1.5??C in at least 67?% of scenarios by the end of the century.
 SSP2-NPi_floor2;0;;floor cost preserves price structure;;;;;pricestruc;;1;5;;;rcp45;pricestruc;3;;0;0;;0;NPi;1;2100;9;2;GLO 0.04, EUR_regi 0.15;CHA_regi.pc 0.001, IND_regi.pc 0.001, SSA_regi.pc 0.001, OAS_regi.pc 0.001, CHA_regi.coalchp 0.001, IND_regi.coalchp 0.001, SSA_regi.coalchp 0.001, OAS_regi.coalchp 0.001;;;;;;;NPi2018;regiCarbonPrice;;;on;on;EUR_regi, NEU_regi;3;;heat;Mix1;2030;;;;;SSP2-NPi: This National Policies Implemented (Npi) scenario follows the Shared Socioeconomic Pathways 2 called Middle of the Road. The NPi is identical to the NDC scenario until 2020 but assumes that policies fail to achieve NDC targets in 2030. Instead, carbon prices are assumed to grow and converge more slowly, leading to emissions trajectories in line with bottom-up studies on the effect of currently implemented policies.

config/tests/scenario_config_shortCascade.csv

@@ -1,4 +1,4 @@
-title;start;c_empty_model;path_gdx_ref;path_gdx_bau;output
-TESTTHAT-SSP2-Base;1;on;;;reportingREMIND2MAgPIE
-TESTTHAT-SSP2-NDC;1;on;TESTTHAT-SSP2-Base;TESTTHAT-SSP2-Base;reportingREMIND2MAgPIE
-TESTTHAT-SSP2-Policy;2;on;TESTTHAT-SSP2-Base;TESTTHAT-SSP2-Base;reportingREMIND2MAgPIE
+title;start;c_empty_model;path_gdx_ref;output
+TESTTHAT-SSP2-Base;1;on;;reportingREMIND2MAgPIE
+TESTTHAT-SSP2-NDC;1;on;TESTTHAT-SSP2-Base;reportingREMIND2MAgPIE
+TESTTHAT-SSP2-Policy;2;on;TESTTHAT-SSP2-Base;reportingREMIND2MAgPIE

scripts/start/checkFixCfg.R

@@ -107,9 +107,8 @@ checkFixCfg <- function(cfg, remindPath = ".", testmode = FALSE) {
     }
   } else {
     if (! is.na(cfg$files2export$start["input_bau.gdx"])) {
-      message("You have specified no realization that requires 'path_gdx_bau' but you have specified it. ",
-              "To avoid an unnecessary dependency to another run, setting 'path_gdx_bau' to NA.")
-      cfg$files2export$start["input_bau.gdx"] <- NA
+      message("According to 'scripts/start/needBau.R', you use no realization that requires 'path_gdx_bau' but you have specified it. ",
+              "To avoid an unnecessary dependency to another run, you can set 'path_gdx_bau' to NA.")
     }
   }
 

scripts/start/needBau.R

@@ -8,6 +8,6 @@
 # and the realizations that require a 'path_gdx_bau' as elements
 # This allows readCheckScenarioConfig and checkFixConfig to set it to NA
 # if not needed, and complain if it is missing.
-needBau <- list(carbonprice = c("NDC"),
+needBau <- list(carbonprice = "NDC",
                 carbonpriceRegi = "NDC",
                 emicapregi = "AbilityToPay")