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TC Reinstantiation Error MS Excel 2010

This articles describes the procedure for solving error messages, occurring after installing of MS Excel 2003 or 2010.

Note that another possible cause for this error message is described in the article:

Error when referencing Excel file



 The Re-Instantiation is not working after installing MS Excel 2003 and 2010.

 Or you have re-installed Tosca and cannot add a Schema Path to the Template (probably due to different language settings in Excel/Windows)
The following message is occurring:
Exception has been thrown by the target of an invocation
Old format or invalid type library. (Exception from HRESULT: 0x80028018 (TYPE_E_INVDATAREAD))
System. Reflection. TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Runtime.InteropServices.COMException. . .
Exception has been thrown by the target of an invocation.
Solution- Extension of the configuration file (TOSCACommander.exe.config)
<?xml version="1.0" encoding="utf-8"?>
        <sectionGroup name="applicationSettings" type="System.Configuration.ApplicationSettingsGroup, System, Version=, Culture=neutral, PublicKeyToken=b77a5c561934e089">
            <section name="Tricentis.TCCore.XLConnector.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false"></section>


         <setting name="UseEnglishLanguageForXL" serializeAs="String"> 
The file "TOSCACommander.exe.config" is located at "%TRICENTIS_ALLUSERS_APPDATA%\Settings\TOSCACommander.exe.config".
If it is not there, please copy/paste the original from "%TRICENTIS_HOME%\ToscaCommander\TOSCACommander.exe.config" to the path mentioned above.

The Original File at "%TRICENTIS_HOME%\ToscaCommander\ToscaCommander\TOSCACommander.exe.config" should not be changed.
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Created: 2019-06-07 03:21:34

Received the same Exception , Even after perform the modification and kept in above mentioned path.


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