make sure the error isnt checked if sampling is disabled

ui/src/components/HFJobsWorkflow.tsx

@@ -258,10 +258,12 @@ export default function HFJobsWorkflow({ jobConfig, onComplete, hackathonEligibl
           throw new Error('Instruction models require a control dataset. Please select or upload a control dataset before continuing.');
         }
 
-        const samples = jobConfig?.config?.process?.[0]?.sample?.samples ?? [];
-        const missingCtrl = samples.filter((sample: any) => !sample?.ctrl_img || !String(sample.ctrl_img).trim());
-        if (missingCtrl.length > 0) {
-          throw new Error('Instruction models require a control image for every sample prompt. Please add control images before continuing.');
+        if (!samplingDisabled) {
+          const samples = jobConfig?.config?.process?.[0]?.sample?.samples ?? [];
+          const missingCtrl = samples.filter((sample: any) => !sample?.ctrl_img || !String(sample.ctrl_img).trim());
+          if (missingCtrl.length > 0) {
+            throw new Error('Instruction models require a control image for every sample prompt. Please add control images before continuing.');
+          }
         }
       }