SharePoint AJAX Web部件401.2 / 3错误

I recently began writing an AJAX web part for use in SharePoint and I am having a strange error. It seems that EnsurePanelFix() is causing the web part to throw a 401 error; in the log, both 401.2 and 401.3 errors are showing up right around the same time. I made some changes to EnsurePanelFix() after doing a bit of research on here and some other sites, and it is currently as follows:I recently began writing an AJAX web part for u