Flow price: --
541486105e104159eee1a76dfa4ce945456b8af334dd9f2635d4e3098e8ebe67

Transaction

Hash: 541486105e104159eee1a76dfa4ce945456b8af334dd9f2635d4e3098e8ebe67
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:
  --> 541486105e104159eee1a76dfa4ce945456b8af334dd9f2635d4e3098e8ebe67:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
541486105e104159eee1a76dfa4ce945456b8af334dd9f2635d4e3098e8ebe67
Status:
ERROR
Block height:
40630449
Block id:
51384fc5b031dfad2ad547d14ba14705177ef22ecf414eed1299752ec6cb7dd1
Timestamp:
Thursday 10 November 2022 at 07:40:10 UTC
()
Proposer:
Authorizers:
Gas used:
26