Flow price: --
af0cd2264654b6d939b36793653105089e21be49a74be082a9f8d87360aaa544

Transaction

Hash: af0cd2264654b6d939b36793653105089e21be49a74be082a9f8d87360aaa544
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:
  --> af0cd2264654b6d939b36793653105089e21be49a74be082a9f8d87360aaa544:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
af0cd2264654b6d939b36793653105089e21be49a74be082a9f8d87360aaa544
Status:
ERROR
Block height:
40208563
Block id:
644148a19b98f2037e03d7e26cfbc089880b32332dce421b25626e24d6eb7c1d
Timestamp:
Thursday 3 November 2022 at 07:00:55 UTC
()
Proposer:
Authorizers:
Gas used:
23