diff --git a/backend/src/worker.rs b/backend/src/worker.rs
index de4e728e7a..28f4f06116 100644
--- a/backend/src/worker.rs
+++ b/backend/src/worker.rs
@@ -698,7 +698,7 @@ print(res_json)
 
                 tx.commit().await?;
                 let mut reserved_variables = get_reserved_variables(job, token, db).await?;
-                if !disable_nuser {
+                if !disable_nsjail {
                     let _ = write_file(
                         job_dir,
                         "run.config.proto",
@@ -718,7 +718,7 @@ print(res_json)
                     workspace_id = %job.workspace_id,
                     "started python code execution"
                 );
-                let child = if !disable_nuser {
+                let child = if !disable_nsjail {
                     Command::new(nsjail_path)
                         .current_dir(job_dir)
                         .env_clear()
@@ -822,7 +822,7 @@ run();
             let mut reserved_variables = get_reserved_variables(job, token, db).await?;
             reserved_variables.insert("RUST_LOG".to_string(), "info".to_string());
 
-            if !disable_nuser {
+            if !disable_nsjail {
                 let _ = write_file(
                     job_dir,
                     "run.config.proto",
diff --git a/frontend/src/lib/components/FlowPreviewContent.svelte b/frontend/src/lib/components/FlowPreviewContent.svelte
index b757ea0bbf..230d4582d2 100644
--- a/frontend/src/lib/components/FlowPreviewContent.svelte
+++ b/frontend/src/lib/components/FlowPreviewContent.svelte
@@ -41,9 +41,11 @@
 				x.forEach((y, j) => {
 					if (`result` in y) {
 						innerResults.push(y.result)
-						$flowStateStore[i].childFlowModules![j].previewResults = JSON.parse(
-							JSON.stringify(innerResults)
-						)
+						if ($flowStateStore[i].childFlowModules![j] != undefined) {
+							$flowStateStore[i].childFlowModules![j].previewResults = JSON.parse(
+								JSON.stringify(innerResults)
+							)
+						}
 					}
 				})
 				resultsSoFar.push(innerResults)