Flow price: --
c647f039230463f4687c4ed9c45916c9fd3fd6de9956f967d9cfe9d6eabc0aa0

Transaction

Hash: c647f039230463f4687c4ed9c45916c9fd3fd6de9956f967d9cfe9d6eabc0aa0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c647f039230463f4687c4ed9c45916c9fd3fd6de9956f967d9cfe9d6eabc0aa0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c647f039230463f4687c4ed9c45916c9fd3fd6de9956f967d9cfe9d6eabc0aa0
Status:
ERROR
Block height:
39885700
Block id:
bd4afde04559b2f255923028c2a8234dd0d43f0f1bb397ddc5352681b3dd05f9
Timestamp:
Friday 28 October 2022 at 20:05:46 UTC
()
Proposer:
Authorizers:
Gas used:
47