Flow price: --
00bfa8751034fc633d1a259abeb49ce1be39856e603051e54f4f7f57b4e91fcd

Transaction

Hash: 00bfa8751034fc633d1a259abeb49ce1be39856e603051e54f4f7f57b4e91fcd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 00bfa8751034fc633d1a259abeb49ce1be39856e603051e54f4f7f57b4e91fcd: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:
00bfa8751034fc633d1a259abeb49ce1be39856e603051e54f4f7f57b4e91fcd
Status:
ERROR
Block height:
39737778
Block id:
be7287c70bb6b9ccdafc6693d529271a3df670a91b7ddb44ed519d9bd40cc934
Timestamp:
Wednesday 26 October 2022 at 08:31:08 UTC
()
Proposer:
Authorizers:
Gas used:
48