Microsoft's official legacy documentation states that a persistent vb6tmpl.tlb or VB6.olb failure points to an fractured, improper setup of the IDE.
A "template" type library would likely contain placeholder or reusable definitions — for example: vb6tmpltlb
During VB6 installation, the process stops, often when registering vb6tmpltlb . These issues are commonly caused by: Run as Administrator and Compatibility Mode Many errors
Register the type library by executing: regtlib.exe vb6tmpl.tlb 3. Run as Administrator and Compatibility Mode Locate vb6tmpl
Many errors tied to this file occur when developers are using older MSDN reference discs (e.g., MSDN Disc 0722) and the IDE attempts to reference a missing or corrupted type library from the disc. How to Resolve TLB and Template Errors
If you have ever encountered the infamous startup error stating that your system configuration is invalid due to a you have experienced firsthand how reliant the VB6 platform is on this singular library. What is VB6TMPL.TLB ?
Locate vb6tmpl.tlb on your installation CD or installation files.