Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> e519b3ba460690f676ef372d5070f37abfced589f813f2a01f2303e8fc439f57:30:12
   |
30 |             self.admin.mintNFT(
   |             ^

error: panic: mintNFT() failed: royalty not found: royalty_b
   --> ca63ce22f0d6bdba.Cryptoys:353:24