Flow price: --
2887f5b0cb3f692bccc0b4b6cb06e25d0822bd647bf5afdc273b3cfe2dbaa8d2

Transaction

Hash: 2887f5b0cb3f692bccc0b4b6cb06e25d0822bd647bf5afdc273b3cfe2dbaa8d2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2887f5b0cb3f692bccc0b4b6cb06e25d0822bd647bf5afdc273b3cfe2dbaa8d2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2887f5b0cb3f692bccc0b4b6cb06e25d0822bd647bf5afdc273b3cfe2dbaa8d2
Status:
ERROR
Block height:
39853713
Block id:
b3298f8f056740c28f77186fb28c2c41544f38026de067b29c8afb2304734253
Timestamp:
Friday 28 October 2022 at 07:16:47 UTC
()
Proposer:
Authorizers:
Gas used:
46