An error has been encountered that prevents reference 'reference' from loading. <reason>
A fatal error has been encountered when removing a reference from the project file. The causes for this error are identified in <reason>, and could be:
Malformed GUID for a reference. This is applicable for COM references only.
Bad wrapper tool. Currently, the wrapper tool property can be one of tlbimp, aximp, or primary. This is applicable for COM references only.
Bad project reference string. This is applicable for project-to-project references only.
To correct this error
Add the reference to the project to resolve this error.
Any reference for which this diagnostic is displayed will not be loaded into the project.