Flow price: --
c081cc5d24cdb5b8ef4c8c8e2dd7324d6ce6986003726a4dadb65d238dcc7d4a

Transaction

Hash: c081cc5d24cdb5b8ef4c8c8e2dd7324d6ce6986003726a4dadb65d238dcc7d4a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c081cc5d24cdb5b8ef4c8c8e2dd7324d6ce6986003726a4dadb65d238dcc7d4a:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c081cc5d24cdb5b8ef4c8c8e2dd7324d6ce6986003726a4dadb65d238dcc7d4a
Status:
ERROR
Block height:
39752816
Block id:
7d9cc025cc9d455785c555ae1cab66ee90bfb8d55ed9d892bce36e388992f0fa
Timestamp:
Wednesday 26 October 2022 at 14:34:56 UTC
()
Proposer:
Authorizers:
Gas used:
48