Experience editor not working for Sitecore with SXA 1.4. It just shows "An error occurred" whenever we open a page in Experience editor. Probable Reason: While investigating this issue on SXA, found that SXA replaces the Sitecore’s default processor Sitecore.Pipelines.RenderField.RenderWebEditing with Sitecore.XA.Foundation.Editing.Pipelines.RenderField.RenderWebEditing which is causing the issue and making the content not editable in Experience Editor. Solution: This is working after disabling the processor <processor patch:instead="*[@type='Sitecore.Pipelines.RenderField.RenderWebEditing, Sitecore.Kernel']" type="Sitecore.XA.Foundation.Editing.Pipelines.RenderField.RenderWebEditing, Sitecore.XA.Foundation.Editing"/> in Sitecore.XA.Foundation.Editing.config file. Found that experience editor is working for both normal sitecore page as well as SXA page. But sitecore also provided a hot fix for this issue in the support