Flow price: --
a81e99e760b01913597b843b094b2acb34769bbba4ceac6519dc0ecc71867162

Transaction

Hash: a81e99e760b01913597b843b094b2acb34769bbba4ceac6519dc0ecc71867162
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:
  --> a81e99e760b01913597b843b094b2acb34769bbba4ceac6519dc0ecc71867162:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a81e99e760b01913597b843b094b2acb34769bbba4ceac6519dc0ecc71867162
Status:
ERROR
Block height:
41619238
Block id:
3899995cad43e9ccb11ae63c4da3dcb4ef63e22773e1fda2d826d941e40e9a31
Timestamp:
Saturday 26 November 2022 at 11:45:21 UTC
()
Proposer:
Authorizers:
Gas used:
23