Flow price: --
9eff9a188fcdfafce55a652352a6e9d8c61c8c58a75d8f4055fc5dd8109f6739

Transaction

Hash: 9eff9a188fcdfafce55a652352a6e9d8c61c8c58a75d8f4055fc5dd8109f6739
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:
  --> 9eff9a188fcdfafce55a652352a6e9d8c61c8c58a75d8f4055fc5dd8109f6739:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9eff9a188fcdfafce55a652352a6e9d8c61c8c58a75d8f4055fc5dd8109f6739
Status:
ERROR
Block height:
40172053
Block id:
555eac243fd007c620ef7d9d9c1002f93780e59d4f7b01eacb20760b559e639f
Timestamp:
Wednesday 2 November 2022 at 16:41:47 UTC
()
Proposer:
Authorizers:
Gas used:
23