路径写错了。佛了

pages-report/reportForVariety/list.vue

@@ -173,7 +173,7 @@ export default {
                     })
                     setTimeout(() => {
                         uni.reLaunch({
-                            url: `pages-report/classify`,
+                            url: '/pages-report/classify',
                         });
                     }, 1500);