Flow price: --
aeb0fc66bba750b4c52a4a3f5f80970e0d1a67bd06ff51901202238ccdd6c043

Transaction

Hash: aeb0fc66bba750b4c52a4a3f5f80970e0d1a67bd06ff51901202238ccdd6c043
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:
  --> aeb0fc66bba750b4c52a4a3f5f80970e0d1a67bd06ff51901202238ccdd6c043:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
aeb0fc66bba750b4c52a4a3f5f80970e0d1a67bd06ff51901202238ccdd6c043
Status:
ERROR
Block height:
41318269
Block id:
5e90c46c09bde0de458cec99a632db7b7405be91c8e2204d74b14a7091a630ac
Timestamp:
Monday 21 November 2022 at 15:13:08 UTC
()
Proposer:
Authorizers:
Gas used:
25