Flow price: --
5ca825bab2b9f320ea0436895016252c84699b244ee1f9330a2d38e9b8730789

Transaction

Hash: 5ca825bab2b9f320ea0436895016252c84699b244ee1f9330a2d38e9b8730789
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5ca825bab2b9f320ea0436895016252c84699b244ee1f9330a2d38e9b8730789:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5ca825bab2b9f320ea0436895016252c84699b244ee1f9330a2d38e9b8730789
Status:
ERROR
Block height:
39733528
Block id:
c6db6eda6cb0aed06f52f4fbe5d8df747cf249a3cb608e4b5d6267e07c0ac3a8
Timestamp:
Wednesday 26 October 2022 at 06:49:06 UTC
()
Proposer:
Authorizers:
Gas used:
48