Addon Managers For
Flight Simulator X
and Prepar3D

Addit! Pro For Flight Simulator X

The Setup program is having trouble installing some files. Is there any other way to get them installed?

The Visual Basic 6.0 SP6 Run-time file package will install or update the following files*:

File Version Size
ASycFilt.dll 2.40.4275.1 144KB (147,728 bytes)
ComCat.dll 4.71.1460.1 21.7KB (22,288 bytes)
MSVBVM60.dll 1.32 MB (1,386,496 bytes)
OLEAut32.dll 2.40.4275.1 584KB (598,288 bytes)
OLEPro32.dll 5.0.4275.1 160KB (164,112 bytes)
STDOLE2.tlb 2.40.4275.1 17.5KB (17,920 bytes)

Notes: This list may change if Microsoft updates this package. All files except Msvbvm60.dll are treated as protected system files under Windows ME/2000/XP/2003 so VBrun.exe will not be able to update them for these operating systems. To update these protected files, download and install the latest patches, security fixes and service packs for your operating system (


1.  First read the Microsoft support article VBRun60sp6.exe installs Visual Basic 6.0 SP6 run-time files (
2.  Download VBRun60sp6.exe (
3.  Run VBRun60sp6.exe to install the files.