Flow price: --
26ec91384bba6798aeb2e3aa884b4e9395f242cdefe23d451e69663fefb36a79

Transaction

Hash: 26ec91384bba6798aeb2e3aa884b4e9395f242cdefe23d451e69663fefb36a79
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 26ec91384bba6798aeb2e3aa884b4e9395f242cdefe23d451e69663fefb36a79:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
26ec91384bba6798aeb2e3aa884b4e9395f242cdefe23d451e69663fefb36a79
Status:
ERROR
Block height:
40122601
Block id:
b710b651efa2303e919d4ce5a4935ab8b1d6ceb0d7639ee1166d14ceb8cdee29
Timestamp:
Tuesday 1 November 2022 at 19:04:14 UTC
()
Proposer:
Authorizers:
Gas used:
49