Hello Baltasar, Please upgrade your projects to Mono 4.5 (<TargetFrameworkVersion>v4.5</TargetFrameworkVersion> in the csproj file). Mono 4 does not support anything smaller than .net 4.5.
hope this helps, Timotheus On 15 May 2015 at 13:34, Baltasar García Perez-Schofield <[email protected]> wrote: > Hi, there, > > I'm using MonoDevlop with one of my projects, and suddenly it has stopped > building. I complains with two error messages: > > Error: Error initializing task Message: Could not load file or assembly > 'Microsoft.Build.Tasks.v4.0' or one of its dependencies. The system cannot > find the file specified. (Colorado) > > Error: Error initializing task CreateItem: Could not load file or assembly > 'Microsoft.Build.Tasks.v4.0' or one of its dependencies. The system cannot > find the file specified. (Colorado) > > I'm using LUbuntu 15.04, totally updated, with the Xamarin packages for > Mono-4.0 PPA. It worked okay yesterday! > > I'm using Xamarin Studio for Windows at home, over the same directory, This > had not give any problems so far. > > -- Baltasar > > > > _______________________________________________ > Mono-list maillist - [email protected] > http://lists.ximian.com/mailman/listinfo/mono-list > -- Kontaktdaten: in Plauen: 03741 7424995 _______________________________________________ Mono-list maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-list
