修复

src/pages/data/list/index.vue

@@ -512,6 +512,7 @@ export default {
             if(!this.frequency) return util.warningMsg('请选择数据频率')
             let invalid = false
 
+            if(this.startTime && this.endTime){
                 let startTime = new Date(this.startTime)
                 let endTime = new Date(this.endTime)
                 let frequency = this.frequency
@@ -541,6 +542,7 @@ export default {
                 }else if(frequency == 5){
                     if((endTime.getTime() - startTime.getTime()) / 86400000 < 365) invalid = true
                 }
+            }
             
             if(invalid) return util.warningMsg('请选择完整区间')