后台用的KindEditor 这两天上传图片突然出问题了，上百KB的图片上传报错?报错

Uncaught TypeError: Cannot call method 'replace' of undefined data:text/html,chromewebdata:278

Uncaught SecurityError: Failed to read the 'contentDocument' property from 'HTMLIFrameElement': Blocked a frame with origin "http://www.domain.com" from accessing a frame with origin "null".  The frame requesting access has a protocol of "http", the frame being accessed has a protocol of "data". Protocols must match.

后台用的KindEditor 这两天上传图片突然出问题了，几KB小图片可以上传，上百KB的图片就报这个错误，在本地测试没问题，有遇到过此问题的吗？求助。