Sitecore Error Troubleshooting: Experience Editor and Preview mode error in the sitecore CMS ribbon(Upgarde from sitecore 10.1 to 10.4)
Sitecore Error Troubleshooting: Experience Editor and Preview mode error in the sitecore CMS ribbon(Upgrade from sitecore 10.1 to 10.4) - Error Message ====================================================== 2080 07:28:08 ERROR Application error. Exception: System.Web.HttpUnhandledException Message: An unhandled exception occurred. Source: Sitecore.Mvc at Sitecore.Mvc.Pipelines.MvcEvents.Exception.ShowAspNetErrorMessage.ShowErrorMessage(ExceptionContext exceptionContext, ExceptionArgs args) at Sitecore.Mvc.Pipelines.MvcEvents.Exception.ShowAspNetErrorMessage.Process(ExceptionArgs args) at (Object , Object ) at Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) at Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, String pipelineDomain, Boolean failIfNotExists) at Sitecore.Pipelines.DefaultCorePipelineManager.Run(String pipelineName, PipelineArgs args, Strin...