Flow price: --
f1608a2c7bcc2a2c284640d810591c2a95a9389e81981eb69f49b3849efddf73

Transaction

Hash: f1608a2c7bcc2a2c284640d810591c2a95a9389e81981eb69f49b3849efddf73
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> f1608a2c7bcc2a2c284640d810591c2a95a9389e81981eb69f49b3849efddf73:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
f1608a2c7bcc2a2c284640d810591c2a95a9389e81981eb69f49b3849efddf73
Status:
ERROR
Block height:
41331858
Block id:
bb3d0df6d6c1610ea8eeb2333a0eb7798cf08ad3b764e99edf5baa31a6779154
Timestamp:
Monday 21 November 2022 at 20:29:08 UTC
()
Proposer:
Authorizers:
Gas used:
26