Flow price: --
28821c260d10ea7acc0ae683c05e6d6601a1b4a9931146bc361fcdebfac4069b

Transaction

Hash: 28821c260d10ea7acc0ae683c05e6d6601a1b4a9931146bc361fcdebfac4069b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 28821c260d10ea7acc0ae683c05e6d6601a1b4a9931146bc361fcdebfac4069b: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:
28821c260d10ea7acc0ae683c05e6d6601a1b4a9931146bc361fcdebfac4069b
Status:
ERROR
Block height:
40120340
Block id:
ff5d6c5365dcaa042bf392b700c6ba6a362e7c8354997fc17a37c61e985a7eb0
Timestamp:
Tuesday 1 November 2022 at 18:09:35 UTC
()
Proposer:
Authorizers:
Gas used:
46