Flow price: --
a001d2238eb70187d5ec6fa09d69fbe7517ecfca67a3ae9c459fe15a9b57c052

Transaction

Hash: a001d2238eb70187d5ec6fa09d69fbe7517ecfca67a3ae9c459fe15a9b57c052
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:
  --> a001d2238eb70187d5ec6fa09d69fbe7517ecfca67a3ae9c459fe15a9b57c052:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a001d2238eb70187d5ec6fa09d69fbe7517ecfca67a3ae9c459fe15a9b57c052
Status:
ERROR
Block height:
40174736
Block id:
0fcfb72ee7aa4299f7241ed32d01248aa0a0f5aad75539ffa5814be131700fb4
Timestamp:
Wednesday 2 November 2022 at 17:47:43 UTC
()
Proposer:
Authorizers:
Gas used:
25