Hello. I entered with a valid Single-Entry Non-Immigrant B Visa, but noticed after I went through immigration that the officer gave me a regular "W. 30" entry stamp on one of my passport pages, and didn't stamp the visa itself. Is this a problem?
Thanks for your help. ๐
TLDR : Answer Summary
The user entered Thailand with a valid Single-Entry Non-Immigrant B Visa but received a regular 'W. 30' entry stamp instead of a visa stamp. Responses indicate that this is a common oversight and recommend that the user visit the nearest immigration office to have the stamp corrected and ensure the Non-B visa is properly canceled.