NFC. Start a activity when scanning NDEF message

Question

I\'m trying to start a activity when my smartphone scans an NDEF message. This is my manifest:

Answer 1

The trick is that NFC Forum external type names are case-insensitive. However, Android's intent filter system is case-SENSITIVE. Therefore, you must always use ALL lower-case external type names in your intent filters:

Note that the NdefRecord.createExternal(...) method will automatically convert all type names to lower-case spelling.