I am getting a very strange error after editing the editform.aspx page in SharePoint designer. Now my custom xsl views are throwing the error below as well as any new xsl views. This isn't related to restoring the list which seems to explain the error for other users in different forums.
Unable to display this Web Part. To troubleshoot the problem, open this Web page in a Windows SharePoint Services-compatible HTML editor such as Microsoft Office SharePoint Designer. If the problem persists, contact your Web server administrator.