diff --git a/ECMJobRunner.Application/Profiles/Commands/Behaviors/MainQueryExecutionBehavior.cs b/ECMJobRunner.Application/Profiles/Commands/Behaviors/MainQueryExecutionBehavior.cs
index d7644f1..3570657 100644
--- a/ECMJobRunner.Application/Profiles/Commands/Behaviors/MainQueryExecutionBehavior.cs
+++ b/ECMJobRunner.Application/Profiles/Commands/Behaviors/MainQueryExecutionBehavior.cs
@@ -78,13 +78,13 @@ namespace ECMJobRunner.Application.Profiles.Commands.Behaviors
                                 reason: "Main Query returned nothing.",
                                 query: sqlMainQuery,
                                 innerException: null);
-                        else if (result.ReturnValue is not null || result.ReturnValue != 0)
+                        else if (result.ReturnValue is not null && result.ReturnValue != 0)
                             throw new JobSqlException(
                                 profileId: command.Job.ProfileId,
                                 jobName: "Triggering DEX",
                                 processName: "Main Query",
                                 batchId: command.BatchId,
-                                reason: $"The query unexpectedly returned the value {result.ReturnValue}. The expected value was null.",
+                                reason: $"The query unexpectedly returned the value {result.ReturnValue}. The expected value was null or 0.",
                                 query: sqlMainQuery, innerException: null);
                     }
                 }