Flow price: --
f97dd8bddcb85e3e89775a05ffd00fd5dcfeaebe7eaa1c641ca030405ccb4b00

Transaction

Hash: f97dd8bddcb85e3e89775a05ffd00fd5dcfeaebe7eaa1c641ca030405ccb4b00
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:
  --> f97dd8bddcb85e3e89775a05ffd00fd5dcfeaebe7eaa1c641ca030405ccb4b00:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f97dd8bddcb85e3e89775a05ffd00fd5dcfeaebe7eaa1c641ca030405ccb4b00
Status:
ERROR
Block height:
40461541
Block id:
39c0c1261474f84f98430a3bf9fefa534d0e82fb55c1d25fbc20f2c49fe720c5
Timestamp:
Monday 7 November 2022 at 11:37:15 UTC
()
Proposer:
Authorizers:
Gas used:
25