Please upgrade to the newest (
9.1.55) build of dotConnect for Oracle in the following way:
1) uninstall dotConnect for Oracle and other Devart ADO.NET products
2) make sure that there are no Devart.* and policy.*.Devart.* files in the following folders:
* GAC 2.0 (\Windows\assembly\GAC_MSIL\)
* GAC 4.0 (\Windows\Microsoft.NET\assembly\GAC_MSIL\)
3) clear the directories:
* \Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\PrivateAssemblies\Devart\
* \Program Files (x86)\Devart\
* \Program Files (x86)\Common Files\Devart\
* \Documents and Settings\All Users\Devart\EntityDeveloper\
* \Documents and Settings\All Users\Devart\dotConnect\
4) run installation of dotConnect for Oracle v9.1.55 via its right click > Run as administrator menu
If this doesn't help,
send us a test project and specify the steps we should follow to reproduce the issue in our environment. In case of >2MB attachment, we recommend either using some file exchange server (
send us the corresponding link) or uploading a test project to our FTP server (the credentials will be provided by
email request).