diff --git a/ui/src/components/Common/AddStack/addStack.tsx b/ui/src/components/Common/AddStack/addStack.tsx
index 2d206bd90..99798ea50 100644
--- a/ui/src/components/Common/AddStack/addStack.tsx
+++ b/ui/src/components/Common/AddStack/addStack.tsx
@@ -56,7 +56,7 @@ const AddStack = (props: any): JSX.Element => {
       locale: formData?.locale?.value || props?.defaultValues?.locale
     });
 
-    if (resp) {
+    if (resp === true) {
       Notification({
         notificationContent: { text: 'Stack created successfully' },
         notificationProps: {
@@ -67,8 +67,9 @@ const AddStack = (props: any): JSX.Element => {
       });
       props?.closeModal();
     } else {
+      
       Notification({
-        notificationContent: { text: 'Stack creation failed. Please try again.' },
+        notificationContent: { text: resp },
         notificationProps: {
           position: 'bottom-center',
           hideProgressBar: true
diff --git a/ui/src/components/DestinationStack/Actions/LoadStacks.tsx b/ui/src/components/DestinationStack/Actions/LoadStacks.tsx
index 89dc581e3..e52284c24 100644
--- a/ui/src/components/DestinationStack/Actions/LoadStacks.tsx
+++ b/ui/src/components/DestinationStack/Actions/LoadStacks.tsx
@@ -35,6 +35,15 @@ interface LoadFileFormatProps {
   handleStepChange: (stepIndex: number, closeStep?: boolean) => void;
 }
 
+interface ErrorObject {
+  error_message?: string;
+  errors?: Errors;
+}
+interface Errors {
+  org_uid?: string[];
+}
+
+
 const defaultStack = {
   description: 'Created from Migration Destination Stack Step',
   locale: '',
@@ -108,6 +117,21 @@ const LoadStacks = (props: LoadFileFormatProps) => {
     // setAllStack(newMigrationData?.destination_stack?.stackArray)
   }, [newMigrationData?.destination_stack?.selectedStack]);
 
+    /**
+   * Function to format the error message
+   */
+    const formatErrorMessage = (errorData: ErrorObject) => {
+      let message = errorData.error_message;
+  
+      if (errorData.errors) {
+        Object.entries(errorData.errors).forEach(([key, value]) => {
+          message += `\n${key}: ${(value as string[]).join(", ")}`;
+        });
+      }
+  
+      return message;
+    }
+
   //Handle new stack details
   const handleOnSave = async (data: Stack) => {
     try {
@@ -159,8 +183,12 @@ const LoadStacks = (props: LoadFileFormatProps) => {
         setIsStackLoading(false);
         return true;
       }
-    } catch (error) {
-      return error;
+      else {
+        const errorMessage = formatErrorMessage(resp?.data?.data);
+        return errorMessage;
+      }
+    } catch (error: any) {
+      return error?.response?.data;
     }
   };
 
diff --git a/ui/src/components/LegacyCms/Actions/LoadPrefix.tsx b/ui/src/components/LegacyCms/Actions/LoadPrefix.tsx
index 29369aac5..d9e4e9eee 100644
--- a/ui/src/components/LegacyCms/Actions/LoadPrefix.tsx
+++ b/ui/src/components/LegacyCms/Actions/LoadPrefix.tsx
@@ -106,23 +106,7 @@ const LoadPreFix = (props: LoadSelectCmsProps) => {
     }
   });
 
-  const handleOnBlur = (value: string) => {
-    if (isEmptyString(value?.trim())) {
-      setIsError(false);
-      setErrorMessage('');
-      setIsRestrictedKey(false);
-      setPrefix('cs');
-      const newMigrationDataObj: INewMigration = {
-        ...newMigrationData,
-        legacy_cms: {
-          ...newMigrationData?.legacy_cms,
-          affix: 'cs',
-          isRestictedKeywordCheckboxChecked: isCheckedBoxChecked
-        }
-      };
-      dispatch(updateNewMigrationData(newMigrationDataObj));
-    }
-  };
+
 
   /****  ALL USEEffects  HERE  ****/
 
@@ -144,9 +128,7 @@ const LoadPreFix = (props: LoadSelectCmsProps) => {
           aria-label="affix"
           disabled={newMigrationData?.legacy_cms?.uploadedFile?.isValidated}
           isReadOnly={newMigrationData?.legacy_cms?.uploadedFile?.isValidated}
-          onBlur={(e: React.FocusEvent<HTMLInputElement>) => {
-            handleOnBlur(e.target.value);
-          }}
+
         />
         {isError && <p className="errorMessage">{errorMessage}</p>}
       </div>
diff --git a/ui/src/components/LegacyCms/Actions/LoadUploadFile.tsx b/ui/src/components/LegacyCms/Actions/LoadUploadFile.tsx
index 6008eba64..f6a1ef67f 100644
--- a/ui/src/components/LegacyCms/Actions/LoadUploadFile.tsx
+++ b/ui/src/components/LegacyCms/Actions/LoadUploadFile.tsx
@@ -536,7 +536,7 @@ const LoadUploadFile = ( props: LoadUploadFileProps ) =>
     {
       setValidationMessage( '' );
     }
-    if ( !newMigrationData?.legacy_cms?.uploadedFile?.isValidated && !newMigrationData?.legacy_cms?.uploadedFile?.reValidate )
+    if (!isEmptyString(newMigrationData?.legacy_cms?.affix) && !newMigrationData?.legacy_cms?.uploadedFile?.isValidated && !newMigrationData?.legacy_cms?.uploadedFile?.reValidate )
     {
       setIsDisabled( false );
     }
@@ -630,7 +630,7 @@ const LoadUploadFile = ( props: LoadUploadFileProps ) =>
             isLoading={ isLoading }
             loadingColor="#6c5ce7"
             version="v2"
-            disabled={ !( reValidate || ( !isDisabled ) ) }
+            disabled={!(reValidate || (!isDisabled && !isEmptyString(newMigrationData?.legacy_cms?.affix)))}
           >
             { fileFormat?.toLowerCase() === 'sql' ? 'Check Connection' : 'File Validate' }
           </Button>
diff --git a/ui/src/components/LegacyCms/index.tsx b/ui/src/components/LegacyCms/index.tsx
index 0e3a1b202..35275e0b8 100644
--- a/ui/src/components/LegacyCms/index.tsx
+++ b/ui/src/components/LegacyCms/index.tsx
@@ -198,11 +198,12 @@ const LegacyCMSComponent = forwardRef(({ legacyCMSData, isCompleted, handleOnAll
       //Make Step 2 complete
       if (
         !isEmptyString(newMigrationData?.legacy_cms?.selectedCms?.cms_id)
+        && !isEmptyString(newMigrationData?.legacy_cms?.affix)
       ) {
         setInternalActiveStepIndex(1);
       }
 
-    if(!isEmptyString(newMigrationData?.legacy_cms?.selectedCms?.cms_id) && newMigrationData?.legacy_cms?.uploadedFile?.isValidated){
+    if(!isEmptyString(newMigrationData?.legacy_cms?.selectedCms?.cms_id) && newMigrationData?.legacy_cms?.uploadedFile?.isValidated && !isEmptyString(newMigrationData?.legacy_cms?.affix)){
       setInternalActiveStepIndex(3);
     }
     setisProjectMapped(newMigrationData?.isprojectMapped)
@@ -212,7 +213,7 @@ const LegacyCMSComponent = forwardRef(({ legacyCMSData, isCompleted, handleOnAll
   useEffect(()=>{
    if( !isEmptyString(newMigrationData?.legacy_cms?.selectedFileFormat?.title) &&
     ! isEmptyString(newMigrationData?.legacy_cms?.selectedCms?.title) && 
-    newMigrationData?.legacy_cms?.uploadedFile?.isValidated){
+    newMigrationData?.legacy_cms?.uploadedFile?.isValidated && !isEmptyString(newMigrationData?.legacy_cms?.affix) && !isEmptyString(newMigrationData?.legacy_cms?.selectedFileFormat?.fileformat_id)){
       setIsAllStepsCompleted(true);
       handleAllStepsComplete(true);
     }