Flow price: --
4d143c1ad676bebe86feaef8428d307dc4d593a909311ce8f18b4220c079075f

Transaction

Hash: 4d143c1ad676bebe86feaef8428d307dc4d593a909311ce8f18b4220c079075f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4d143c1ad676bebe86feaef8428d307dc4d593a909311ce8f18b4220c079075f: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:
4d143c1ad676bebe86feaef8428d307dc4d593a909311ce8f18b4220c079075f
Status:
ERROR
Block height:
39742618
Block id:
fd30ff45310bc0376a7b9bf5e4e04efdb3bacd3ea01617a331417d48d0daac76
Timestamp:
Wednesday 26 October 2022 at 10:28:15 UTC
()
Proposer:
Authorizers:
Gas used:
50