Flow price: --
1efd6e5a13b89ee76b0c6359a6de8ea1e194a7eccdf6e9872d3942599c99b303

Transaction

Hash: 1efd6e5a13b89ee76b0c6359a6de8ea1e194a7eccdf6e9872d3942599c99b303
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1efd6e5a13b89ee76b0c6359a6de8ea1e194a7eccdf6e9872d3942599c99b303:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1efd6e5a13b89ee76b0c6359a6de8ea1e194a7eccdf6e9872d3942599c99b303
Status:
ERROR
Block height:
39800506
Block id:
fcc3ed8c4cd33ee358216138a98382b060f611869beaa90937bdcde022903b20
Timestamp:
Thursday 27 October 2022 at 09:47:40 UTC
()
Proposer:
Authorizers:
Gas used:
46