问题修复

src/components/ImageCanvas.tsx

@@ -119,6 +119,23 @@ export const ImageCanvas: React.FC = () => {
               .then(response => {
                 if (!response.ok) {
                   console.error('Blob URL无法访问:', response.status, response.statusText);
+                  // 尝试从AppStore重新获取Blob并创建新的URL
+                  import('../store/useAppStore').then((module) => {
+                    const useAppStore = module.useAppStore;
+                    const blob = useAppStore.getState().getBlob(canvasImage);
+                    if (blob) {
+                      console.log('从AppStore找到Blob，尝试重新创建URL...');
+                      // 重新创建Blob URL并重试加载
+                      const newUrl = URL.createObjectURL(blob);
+                      console.log('创建新的Blob URL:', newUrl);
+                      // 更新canvasImage为新的URL
+                      useAppStore.getState().setCanvasImage(newUrl);
+                    } else {
+                      console.error('AppStore中未找到Blob');
+                    }
+                  }).catch(err => {
+                    console.error('导入AppStore时出错:', err);
+                  });
                 } else {
                   console.log('Blob URL可以访问');
                 }