501001, system error?

昨天半夜还是好好的， 睡一觉起来无法登陆了

2019-08-20T00:51:35.963Z  { Error: errCode: -501001 resource system error | errMsg: system error;

at new CloudSDKError (/var/user/node_modules/wx-server-sdk/index.js:6360:28)

at Object.returnAsCloudSDKError (/var/user/node_modules/wx-server-sdk/index.js:6412:16)

at Object.checkError (/var/user/node_modules/wx-server-sdk/index.js:1673:23)

at DocumentReference.<anonymous> (/var/user/node_modules/wx-server-sdk/index.js:1571:41)

at step (/var/user/node_modules/tslib/tslib.js:136:27)

at Object.next (/var/user/node_modules/tslib/tslib.js:117:57)

at fulfilled (/var/user/node_modules/tslib/tslib.js:107:62)

at <anonymous>

at process._tickCallback (internal/process/next_tick.js:188:7) errCode: -501001, errMsg: 'system error; ' }