diff --git a/project/src/helpers/HideoutHelper.ts b/project/src/helpers/HideoutHelper.ts
index 3ceef96c..29d81a1f 100644
--- a/project/src/helpers/HideoutHelper.ts
+++ b/project/src/helpers/HideoutHelper.ts
@@ -233,6 +233,12 @@ export class HideoutHelper
                 delete pmcData.Hideout.Production[prodId];
             }
 
+            if (craft.Progress === undefined)
+            {
+                this.logger.warning(`Craft ${prodId} has an undefined progress value, defaulting to 0`);
+                craft.Progress = 0;
+            }
+
             // Craft complete, skip processing (Don't skip continious crafts like bitcoin farm)
             if (craft.Progress >= craft.ProductionTime && prodId !== HideoutHelper.bitcoinFarm)
             {