Background

After installing Office 2013, tasks and main tool boxes disappear in MicroStation V8i SS2, due to Office 2013 install either deletes or unregisters the capicom.dll file located in C:\Windows\System32 folder.

Steps to Accomplish

1. Option

Copy the capicom.dll file over and register it, MicroStation v8i SS2 goes back to working as expected. 

2. Option

Running a repair of MicroStation also regenerates the capicom.dll file.

3. Option

Other possibility:  from Windows 8 Start-> Command Prompt (admin) paste command line (msiexec /i {7E9B0F70-EEF6-41E1-BF89-FDC4B9EDBD9C} REINSTALL=ALL REINSTALLMODE=omus /qb  )

and press enter, this will use the SS2 product code to find the MSI that is cached on the machine and repair the MicroStation installation. 

see screen shot

See also

http://communities.bentley.com/products/administration/f/343321/t/92320

http://communities.bentley.com/products/microstation/w/microstation__wiki/15905.toolboxes-disappear

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