Flow price: --
b1890b9cb5b0b735f74d723ef29ede9ac8d660bb87c27bd2a054cf15f2cfc61c

Transaction

Hash: b1890b9cb5b0b735f74d723ef29ede9ac8d660bb87c27bd2a054cf15f2cfc61c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b1890b9cb5b0b735f74d723ef29ede9ac8d660bb87c27bd2a054cf15f2cfc61c: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:
b1890b9cb5b0b735f74d723ef29ede9ac8d660bb87c27bd2a054cf15f2cfc61c
Status:
ERROR
Block height:
39792092
Block id:
bf65d33eaf068344c4e8b1676be61fc2de4e5abc7a19840f2f46bc14ad0f9521
Timestamp:
Thursday 27 October 2022 at 06:23:37 UTC
()
Proposer:
Authorizers:
Gas used:
47