no message

uni_modules/uni-datetime-picker/components/uni-datetime-picker/calendar.vue

@@ -292,15 +292,17 @@
 								this.cale.lastHover = false
 							}
 						} else {
-							this.cale.setDefaultMultiple(before, after)
-							if (which === 'left') {
-								this.setDate(before)
-								this.weeks = this.cale.weeks
-							} else {
-								this.setDate(after)
-								this.weeks = this.cale.weeks
-							}
-							this.cale.lastHover = true
+              if(this.cale.setDefaultMultiple!==undefined){
+                this.cale.setDefaultMultiple(before, after)
+                if (which === 'left') {
+                  this.setDate(before)
+                  this.weeks = this.cale.weeks
+                } else {
+                  this.setDate(after)
+                  this.weeks = this.cale.weeks
+                }
+                this.cale.lastHover = true
+              }
 						}
 					}, 16)
 				}
@@ -912,4 +914,4 @@
 	}
 
 	/* #endif */
-</style>
+</style>