diff --git a/ChangeLog.md b/ChangeLog.md
index 1f732a056..1d0631451 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -7,6 +7,11 @@ More detailed information about incremental changes can be found in the
 
 ## 3.14
 
+### 3.14.9 (2022-07-21)
+
+- Fixed mapping of meta data for variable bounds, e.g., variable names,
+  from TNLP to Ipopts internal NLP [#590].
+
 ### 3.14.8 (2022-07-13)
 
 - Added options ma27_print_level, ma57_print_level, and mumps_print_level
diff --git a/src/Interfaces/IpTNLPAdapter.cpp b/src/Interfaces/IpTNLPAdapter.cpp
index 80c814988..e0c6ae30d 100644
--- a/src/Interfaces/IpTNLPAdapter.cpp
+++ b/src/Interfaces/IpTNLPAdapter.cpp
@@ -751,19 +751,33 @@ bool TNLPAdapter::GetSpaces(
 
             string_md.clear();
             string_md.resize(n_x_l);
-            pos_idx = P_x_x_L_space_->ExpandedPosIndices();
+            const Index* pos_idxL = P_x_x_L_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_l; i++ )
             {
-               string_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  string_md[i] = iter->second[pos_idx[pos_idxL[i]]];
+               }
+               else
+               {
+                  string_md[i] = iter->second[pos_idxL[i]];
+               }
             }
             dv_x_l_space->SetStringMetaData(iter->first, string_md);
 
             string_md.clear();
             string_md.resize(n_x_u);
-            pos_idx = P_x_x_U_space_->ExpandedPosIndices();
+            const Index* pos_idxU = P_x_x_U_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_u; i++ )
             {
-               string_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  string_md[i] = iter->second[pos_idx[pos_idxU[i]]];
+               }
+               else
+               {
+                  string_md[i] = iter->second[pos_idxU[i]];
+               }
             }
             dv_x_u_space->SetStringMetaData(iter->first, string_md);
          }
@@ -794,19 +808,33 @@ bool TNLPAdapter::GetSpaces(
 
             integer_md.clear();
             integer_md.resize(n_x_l);
-            pos_idx = P_x_x_L_space_->ExpandedPosIndices();
+            const Index* pos_idxL = P_x_x_L_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_l; i++ )
             {
-               integer_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  integer_md[i] = iter->second[pos_idx[pos_idxL[i]]];
+               }
+               else
+               {
+                  integer_md[i] = iter->second[pos_idxL[i]];
+               }
             }
             dv_x_l_space->SetIntegerMetaData(iter->first, integer_md);
 
             integer_md.clear();
             integer_md.resize(n_x_u);
-            pos_idx = P_x_x_U_space_->ExpandedPosIndices();
+            const Index* pos_idxU = P_x_x_U_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_u; i++ )
             {
-               integer_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  integer_md[i] = iter->second[pos_idx[pos_idxU[i]]];
+               }
+               else
+               {
+                  integer_md[i] = iter->second[pos_idxU[i]];
+               }
             }
             dv_x_u_space->SetIntegerMetaData(iter->first, integer_md);
          }
@@ -837,19 +865,33 @@ bool TNLPAdapter::GetSpaces(
 
             numeric_md.clear();
             numeric_md.resize(n_x_l);
-            pos_idx = P_x_x_L_space_->ExpandedPosIndices();
+            const Index* pos_idxL = P_x_x_L_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_l; i++ )
             {
-               numeric_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  numeric_md[i] = iter->second[pos_idx[pos_idxL[i]]];
+               }
+               else
+               {
+                  numeric_md[i] = iter->second[pos_idxL[i]];
+               }
             }
             dv_x_l_space->SetNumericMetaData(iter->first, numeric_md);
 
             numeric_md.clear();
             numeric_md.resize(n_x_u);
-            pos_idx = P_x_x_U_space_->ExpandedPosIndices();
+            const Index* pos_idxU = P_x_x_U_space_->ExpandedPosIndices();
             for( Index i = 0; i < n_x_u; i++ )
             {
-               numeric_md[i] = iter->second[pos_idx[i]];
+               if( pos_idx != NULL )
+               {
+                  numeric_md[i] = iter->second[pos_idx[pos_idxU[i]]];
+               }
+               else
+               {
+                  numeric_md[i] = iter->second[pos_idxU[i]];
+               }
             }
             dv_x_u_space->SetNumericMetaData(iter->first, numeric_md);
          }