签章组件容错

one_stop_public/libs/PictureSignature/PictureSignature.js

@@ -140,16 +140,15 @@ export default function PictureSignature({
       }
     }
   }, [json.otherProps]);
-
   const {
-    ModalProps,
+    ModalProps = {},
     signConfig,
     footerButtons,
     originButtons,
     backgroundImageWidth,
     saveSignConfigValue = '',
     showImageWidth = 1200,
-  } = otherProps;
+  } = otherProps || {};
   const deleteSignConfig = key => {
     let findX = signConfig.findIndex(g => g.key === key);
     signConfig.splice(findX, 1);