Flow price: --
8948a85948b051dc66dfd1a97a029121ffc168aa687cc3e46ab4e17807c49301

Transaction

Hash: 8948a85948b051dc66dfd1a97a029121ffc168aa687cc3e46ab4e17807c49301
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8948a85948b051dc66dfd1a97a029121ffc168aa687cc3e46ab4e17807c49301:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8948a85948b051dc66dfd1a97a029121ffc168aa687cc3e46ab4e17807c49301
Status:
ERROR
Block height:
40040187
Block id:
9f195263da0c375229a2459e2f7f53eabb5d6c191afe431b81cae147e193813a
Timestamp:
Monday 31 October 2022 at 09:48:30 UTC
()
Proposer:
Authorizers:
Gas used:
49