Flow price: --
4d86ad2fbb5dc399c1b77431ce7823da42c7a15adf2ac25397daf11f2a45bdaa

Transaction

Hash: 4d86ad2fbb5dc399c1b77431ce7823da42c7a15adf2ac25397daf11f2a45bdaa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4d86ad2fbb5dc399c1b77431ce7823da42c7a15adf2ac25397daf11f2a45bdaa: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:
4d86ad2fbb5dc399c1b77431ce7823da42c7a15adf2ac25397daf11f2a45bdaa
Status:
ERROR
Block height:
39981973
Block id:
f2fd32c166be429a46f6321edfb0b99de5c53259a0efebca8892448a8d193627
Timestamp:
Sunday 30 October 2022 at 10:32:24 UTC
()
Proposer:
Authorizers:
Gas used:
48