no message

src/packageMine/pages/workerEnter.vue

@@ -435,8 +435,11 @@ export default {
           this.$tips('高空证信息需要完整！')
           return false
         } else if (
-          Date(this.reexamineTime).getTime() < Date(this.altitudeDocumentStateTime).getTime() ||
-          Date(this.reexamineTime).getTime() > Date(this.altitudeDocumentEndTime).getTime()
+          this.reexamineTime &&
+          this.altitudeDocumentStateTime &&
+          this.altitudeDocumentEndTime &&
+          (Date(this.reexamineTime).getTime() < Date(this.altitudeDocumentStateTime).getTime() ||
+            Date(this.reexamineTime).getTime() > Date(this.altitudeDocumentEndTime).getTime())
         ) {
           this.$tips('复审日期必须包含在有效期内！')
           return false