Flow price: --
c0f636b743003db1568e1998fcc2e94522d549cbf16bf91d40b6a642bb931553

Transaction

Hash: c0f636b743003db1568e1998fcc2e94522d549cbf16bf91d40b6a642bb931553
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c0f636b743003db1568e1998fcc2e94522d549cbf16bf91d40b6a642bb931553:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c0f636b743003db1568e1998fcc2e94522d549cbf16bf91d40b6a642bb931553
Status:
ERROR
Block height:
39854715
Block id:
6adca26ca580e6e7c586639b6ee8c0cb73150ecc3eb0eb2b02082861bde9be57
Timestamp:
Friday 28 October 2022 at 07:41:26 UTC
()
Proposer:
Authorizers:
Gas used:
46