Flow price: --
81902b57aa1878c47e6d833164aee4616ebad932d39e65b4e6ff3d8ab237983a

Transaction

Hash: 81902b57aa1878c47e6d833164aee4616ebad932d39e65b4e6ff3d8ab237983a
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:
  --> 81902b57aa1878c47e6d833164aee4616ebad932d39e65b4e6ff3d8ab237983a: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:
81902b57aa1878c47e6d833164aee4616ebad932d39e65b4e6ff3d8ab237983a
Status:
ERROR
Block height:
41639846
Block id:
243ca8c0e8c52ebd14b550232cf39e362ef95da6feb7c6153965509354376df6
Timestamp:
Saturday 26 November 2022 at 19:45:04 UTC
()
Proposer:
Authorizers:
Gas used:
29