the giving assembly name or code base was invalid (exception from HRESULT: 0x8131047)

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1) My application given this error, i was search a lot, but don't understand accurately, I am fresh developer, please help me. That is the creating error control. The complete error is:

creating error control:
the giving assembly name or code base was invalid (exception from HRESULT: 0x8131047).

2)The second thing is that, I am getting error at uploading AjaxControlKit.dll file in toolbox tab,

The error is:

C#

could not load type 'system.runtime.versioning.TargetFrameworkAttribute'from assembly 'mscorlib, Version=4.0.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.

Please seniors help me.
Thanks

Posted 12-Mar-13 20:03pm

Member 7985285

Updated 12-Mar-13 20:35pm

Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)

v2

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madhav_jain 13-Mar-13 14:10pm

check your web.config which version of VS you r using Example compilation targetframework="4.0" debug="true">

frostcox 13-Mar-13 18:09pm

Try removing the dll and re-adding it, I had this error a few weeks back with a different dll and that worked for me.

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madhav_jain · Answer 1 · 2013-03-13T08:11:00

Solution 1

check your web.config which version of VS you r using? Example compilation targetframework="4.0" debug="true">

Posted 13-Mar-13 8:11am

madhav_jain

Updated 13-Mar-13 8:13am

v4