Flow price: --
99ed260254cca93adad1eed1512b89a7fcc2eb85cb87fc2a3f7b9b7c56025d9f

Transaction

Hash: 99ed260254cca93adad1eed1512b89a7fcc2eb85cb87fc2a3f7b9b7c56025d9f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99ed260254cca93adad1eed1512b89a7fcc2eb85cb87fc2a3f7b9b7c56025d9f: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:
99ed260254cca93adad1eed1512b89a7fcc2eb85cb87fc2a3f7b9b7c56025d9f
Status:
ERROR
Block height:
39938305
Block id:
4385434750aaa9720f2de6078e91201275aed13742affbbef30ff8d4fd06cd25
Timestamp:
Saturday 29 October 2022 at 17:10:47 UTC
()
Proposer:
Authorizers:
Gas used:
48