编译小程序报错:参数名冲突

h5和app正常,今天第一次运行 微信小程序和字节跳动小程序无法编译成功

Module parse failed: Argument name clash (13:37)  
11:27:52.415 You may need an appropriate loader to handle this file type.  
11:27:52.418 |   var _c = _vm._self._c || _h  
11:27:52.418 |   if (!_vm._isMounted) {  
11:27:52.422 >     _vm.e0 = function($event, item1, item1, item1) {  
11:27:52.422 |       var _temp = arguments[arguments.length - 1].currentTarget.dataset,  
11:27:52.428 |         _temp2 = _temp.eventParams || _temp["event-params"],  
11:27:52.428 Module parse failed: Argument name clash (80:43)  
11:27:52.433 You may need an appropriate loader to handle this file type.  
11:27:52.434 |   
11:27:52.438 |   if (!_vm._isMounted) {  
11:27:52.438 >     _vm.e0 = function($event, item, index, index) {  
11:27:52.444 |       var _temp = arguments[arguments.length - 1].currentTarget.dataset,  
11:27:52.444 |         _temp2 = _temp.eventParams || _temp["event-params"],  
11:27:52.502  ERROR  Build failed with errors.

怎么定位错误,
win10
hbuildx 2.8.5
字节跳动开发者工具 v1.9.7
微信开发者工具 v1.03.2006090