Flow price: --
4070ad307d733d9c2ea9337e587b4e02a25262e6b130c5581166d071e40de73b

Transaction

Hash: 4070ad307d733d9c2ea9337e587b4e02a25262e6b130c5581166d071e40de73b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4070ad307d733d9c2ea9337e587b4e02a25262e6b130c5581166d071e40de73b: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:
4070ad307d733d9c2ea9337e587b4e02a25262e6b130c5581166d071e40de73b
Status:
ERROR
Block height:
40135300
Block id:
01b8db0ed65e51324d510602e5f4cb669cf5d1ad439ee2b8c8cd750c4a818f26
Timestamp:
Wednesday 2 November 2022 at 00:16:50 UTC
()
Proposer:
Authorizers:
Gas used:
49