Flow price: --
dc162e299814c1dcdd74f647dca22923155519325fce26f78516dc9999e7a3eb

Transaction

Hash: dc162e299814c1dcdd74f647dca22923155519325fce26f78516dc9999e7a3eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dc162e299814c1dcdd74f647dca22923155519325fce26f78516dc9999e7a3eb: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:
dc162e299814c1dcdd74f647dca22923155519325fce26f78516dc9999e7a3eb
Status:
ERROR
Block height:
40034998
Block id:
5666489c8a7f6520adff8659417e85f8de770d7cc0ab45ca99964245d7127de1
Timestamp:
Monday 31 October 2022 at 07:43:30 UTC
()
Proposer:
Authorizers:
Gas used:
49