diff --git a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.spec.ts b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.spec.ts
index 052e7d9696..e58cdd4b37 100644
--- a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.spec.ts
+++ b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.spec.ts
@@ -40,17 +40,26 @@ const getFixtures = async () => {
   const sut = sandbox.get(InputDatReader);
   const fakeMarxanInput: FakeMarxanInput = sandbox.get(MarxanInput);
 
-  const inputDatVariables: MarxanParameters = { BLM: 1, BESTSCORE: 2 };
-  const file = { ...inputDatVariables, RandomName: 2, blm: 4 };
+  const inputDatVariables: MarxanParameters = {
+    BLM: 1,
+    BESTSCORE: 2,
+    THRESHPEN1: 14.5,
+  };
+  const file = {
+    ...inputDatVariables,
+    RandomName: 2,
+    blm: 4,
+    VARIABLE1: 'invalid',
+  };
 
   return {
     GivenAValidInputDatFile: () =>
       Readable.from(
-        'Skip comments in input/n' +
-          '.dat file/n' +
+        'Skip comments in input\n' +
+          '.dat file\n' +
           Object.entries(file)
             .map(([key, value]) => `${key} ${value}`)
-            .join('/n'),
+            .join('\n'),
       ),
     GivenAnInvalidInputDatFile: () => {
       fakeMarxanInput.failFromOperation = true;
diff --git a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.ts b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.ts
index 4adc5a9184..1a973d326e 100644
--- a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.ts
+++ b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/file-readers/input-dat.reader.ts
@@ -46,7 +46,7 @@ export class InputDatReader {
   private filterCommentsInInputFile(words: string[]) {
     //valid line must only have 2 words separated by one space and
     //variable name must be in capital letters
-    return words.length === 2 && /^[A-Z]*$/.test(words[0]);
+    return words.length === 2 && /^[A-Z0-9]*$/.test(words[0]);
   }
 
   private isKeyInInputDatFile(
@@ -80,7 +80,8 @@ export class InputDatReader {
     const stringInputDatFile = buffer.toString();
 
     const inputLines = stringInputDatFile
-      .split('/n')
+      .split('\n')
+      .filter((line) => line !== '')
       .map((inputLine) => inputLine.split(' '));
 
     const possibleInputLineVariables = inputLines.filter((wordsInLine) =>
diff --git a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/solutions.legacy-piece-importer.ts b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/solutions.legacy-piece-importer.ts
index d3c085bcb0..91b4ac8366 100644
--- a/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/solutions.legacy-piece-importer.ts
+++ b/api/apps/geoprocessing/src/legacy-project-import/legacy-piece-importers/solutions.legacy-piece-importer.ts
@@ -226,7 +226,7 @@ export class SolutionsLegacyProjectPieceImporter
     );
     const outputSumPath = `${outputFolder}/${outputSumFileName}.${outputSumFileNameExtension}`;
 
-    this.geoEntityManager.transaction(async (em) => {
+    await this.geoEntityManager.transaction(async (em) => {
       await this.insertOutputScenarioFeaturesData(em, scenarioFeatureRunData);
       await this.insertOutputScenariosPuData(em, planningUnitsState);
 
diff --git a/api/apps/geoprocessing/test/integration/legacy-project-import/input.legacy-piece-importer.e2e-spec.ts b/api/apps/geoprocessing/test/integration/legacy-project-import/input.legacy-piece-importer.e2e-spec.ts
index 3b60681a88..dc23f4fc16 100644
--- a/api/apps/geoprocessing/test/integration/legacy-project-import/input.legacy-piece-importer.e2e-spec.ts
+++ b/api/apps/geoprocessing/test/integration/legacy-project-import/input.legacy-piece-importer.e2e-spec.ts
@@ -192,7 +192,7 @@ const getFixtures = async () => {
         ...validVariableValues,
       };
 
-      return saveFile('BESTSCORE 100/nBLM 200');
+      return saveFile('BESTSCORE 100\nBLM 200');
     },
     GivenInvalidInputDatFile: () => {
       const invalidVariableValues = 'BESTSCORE invalidBestScore';