Flow price: --
5266a6465fdbfea4099302c73b2257569bf20dddaad70c78f755f3f09f81bb46

Transaction

Hash: 5266a6465fdbfea4099302c73b2257569bf20dddaad70c78f755f3f09f81bb46
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5266a6465fdbfea4099302c73b2257569bf20dddaad70c78f755f3f09f81bb46:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5266a6465fdbfea4099302c73b2257569bf20dddaad70c78f755f3f09f81bb46
Status:
ERROR
Block height:
40163289
Block id:
2383197a68740d52af313c2466603c26046fc62cb504633470e5ebcc9f12fcbf
Timestamp:
Wednesday 2 November 2022 at 11:38:34 UTC
()
Proposer:
Authorizers:
Gas used:
50