Error: “The sandboxed code execution request was refused because the Sandboxed Code Host Service was too busy to handle the request”

This week we were helping one of our customers to resolve issue with sandbox deployment. The customer uses PDF SharePoint “WSP deployment” feature and was unable to activate sandbox solution. For those, who do not know what “WSP deployment” feature is, I recommend to check the following blog article: http://www.pdfsharepoint.com/deployment-of-pdf-template-as-sandboxed-wsp-solution/ During the activation of WSP package in Solution Gallery (right now we are talking about Sandbox solutions), the following error consistently presented itself. “The sandboxed code execution...

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Business Connectivity Service with “Item Level” security and PDF forms

Currently our development team is finishing up a cumulative update 1 for PDF SharePoint V2. One of new features we added there is support of External Content Types and External Lists. We received many requests from PDF SharePoint customer’s to add support for BCS and so about 2 months ago we started digging into Business Connectivity Services. Even back in March 2010, we reviewed a blog by Michal Pisarek “BCS External List Limitations” (link: http://www.sharepointanalysthq.com/2010/07/bcs-external-list-limitations/). He provided a decent list of BCS limitations in context of...

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