Flow price: --
ce92952cb4463924130c3e6917ded787a4e25a80af7c20244fee97d546b3289b

Transaction

Hash: ce92952cb4463924130c3e6917ded787a4e25a80af7c20244fee97d546b3289b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ce92952cb4463924130c3e6917ded787a4e25a80af7c20244fee97d546b3289b: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:
ce92952cb4463924130c3e6917ded787a4e25a80af7c20244fee97d546b3289b
Status:
ERROR
Block height:
40122270
Block id:
d07e8443389cbdf2e775aba864f782bae7dc1f1592dd000044f37fb8d29d57a5
Timestamp:
Tuesday 1 November 2022 at 18:56:11 UTC
()
Proposer:
Authorizers:
Gas used:
48