An ArcObject code for custom toolbar in ArcGIS Desktop has been migrated from 10.1 to 10.5.1
All the conflicts are resolved, but getting following error while building the solution -
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Severity Code Description Project File Line Suppression State
Error System.BadImageFormatException - Could not load file or assembly 'file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/ESRI.ArcGIS.System/v4.0_10.5.0.0__8fc3cc631e44ad86/ESRI.ArcGIS.System.dll' or one of its dependencies. This assembly is built by a runtime newer than the currently loaded runtime and cannot be loaded. AnalystUI C:\PUMA_AnalytikerCode\Analyst\AnalystUI\TlbImp
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The solution has several VB Projects (class libraries), which are interlinked. The final start-up project has reference of all these projects (dlls) .
Each one of them is building without any error. But the final one is not
I tried searching help for ArcObjects 10.5 Developers but no joy.
Can someone help!!!
Amita.