Flow price: --
e89bd477e563ce29b091b17a80c56f9c3628162aa371704bddaea81a8a5fb8f1

Transaction

Hash: e89bd477e563ce29b091b17a80c56f9c3628162aa371704bddaea81a8a5fb8f1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e89bd477e563ce29b091b17a80c56f9c3628162aa371704bddaea81a8a5fb8f1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e89bd477e563ce29b091b17a80c56f9c3628162aa371704bddaea81a8a5fb8f1
Status:
ERROR
Block height:
40086507
Block id:
de3213127da6a35f2e54a3ba79b92c0633ca9dba3c89d3931549159c6aeffcd5
Timestamp:
Tuesday 1 November 2022 at 04:26:21 UTC
()
Proposer:
Authorizers:
Gas used:
46