diff --git a/app/Http/Controllers/Api/Admin/ProjectManagement/ImportController.php b/app/Http/Controllers/Api/Admin/ProjectManagement/ImportController.php
index d22fe234..eec46488 100644
--- a/app/Http/Controllers/Api/Admin/ProjectManagement/ImportController.php
+++ b/app/Http/Controllers/Api/Admin/ProjectManagement/ImportController.php
@@ -107,4 +107,4 @@ public function template(): JsonResponse
             'data' => $this->importService->getSampleTemplate(),
         ]);
     }
-}
\ No newline at end of file
+}
diff --git a/app/Services/FlowTester/VariableBinder.php b/app/Services/FlowTester/VariableBinder.php
index 21af9631..ac8450ea 100644
--- a/app/Services/FlowTester/VariableBinder.php
+++ b/app/Services/FlowTester/VariableBinder.php
@@ -222,7 +222,7 @@ private function generateFakerValue(string $type, string $params): string
             // 코드 생성
             'code' => $this->fakerCode($paramList),
             'itemCode' => $this->fakerItemCode($paramList),
-            'sku' => 'SKU-' . strtoupper($faker->bothify('??###')),
+            'sku' => 'SKU-'.strtoupper($faker->bothify('??###')),
             'barcode' => $faker->ean13(),
 
             // 기타
@@ -273,7 +273,7 @@ private function fakerCode(array $params): string
 
         $digits = str_pad((string) random_int(0, (int) pow(10, $length) - 1), $length, '0', STR_PAD_LEFT);
 
-        return $prefix . $digits;
+        return $prefix.$digits;
     }
 
     /**
@@ -284,7 +284,7 @@ private function fakerItemCode(array $params): string
         $prefix = $params[0] ?? 'ITEM';
         $digits = str_pad((string) random_int(0, 999999), 6, '0', STR_PAD_LEFT);
 
-        return $prefix . '-' . $digits;
+        return $prefix.'-'.$digits;
     }
 
     /**
@@ -296,10 +296,10 @@ private function fakerProductName(FakerGenerator $faker): string
         $types = ['부품', '자재', '모듈', '키트', '세트', '패키지'];
         $models = ['A', 'B', 'C', 'X', 'Y', 'Z', 'Pro', 'Plus', 'Max'];
 
-        return $faker->randomElement($prefixes) . ' '
-            . $faker->randomElement($types) . ' '
-            . $faker->randomElement($models) . '-'
-            . $faker->numberBetween(100, 999);
+        return $faker->randomElement($prefixes).' '
+            .$faker->randomElement($types).' '
+            .$faker->randomElement($models).'-'
+            .$faker->numberBetween(100, 999);
     }
 
     /**
diff --git a/resources/views/project-management/import.blade.php b/resources/views/project-management/import.blade.php
index 7e3f76ba..b1dff301 100644
--- a/resources/views/project-management/import.blade.php
+++ b/resources/views/project-management/import.blade.php
@@ -330,11 +330,24 @@ function loadFile(event) {
                 method: 'POST',
                 headers: {
                     'Content-Type': 'application/json',
+                    'Accept': 'application/json',
                     'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').content,
                 },
                 body: JSON.stringify(data),
             });
 
+            if (!response.ok) {
+                const text = await response.text();
+                try {
+                    const errorJson = JSON.parse(text);
+                    showError('검증 실패: ' + (errorJson.message || '서버 오류'));
+                    return;
+                } catch {
+                    showError(`서버 오류 (${response.status}): ${text.substring(0, 200)}`);
+                    return;
+                }
+            }
+
             const result = await response.json();
 
             if (result.success) {
@@ -381,11 +394,24 @@ function loadFile(event) {
                 method: 'POST',
                 headers: {
                     'Content-Type': 'application/json',
+                    'Accept': 'application/json',
                     'X-CSRF-TOKEN': document.querySelector('meta[name="csrf-token"]').content,
                 },
                 body: JSON.stringify(data),
             });
 
+            if (!response.ok) {
+                const text = await response.text();
+                try {
+                    const errorJson = JSON.parse(text);
+                    showError('Import 실패: ' + (errorJson.message || '서버 오류'));
+                    return;
+                } catch {
+                    showError(`서버 오류 (${response.status}): ${text.substring(0, 200)}`);
+                    return;
+                }
+            }
+
             const result = await response.json();
 
             if (result.success) {