Flow price: --
188a511eed02978b8649e1cec16bf296c315e2a2033ff06b34e017fddbd987cf

Transaction

Hash: 188a511eed02978b8649e1cec16bf296c315e2a2033ff06b34e017fddbd987cf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 188a511eed02978b8649e1cec16bf296c315e2a2033ff06b34e017fddbd987cf: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:
188a511eed02978b8649e1cec16bf296c315e2a2033ff06b34e017fddbd987cf
Status:
ERROR
Block height:
39799237
Block id:
6f5976e41ac3fd4f0ecfa76ac2133eb5681fc1a92c8665f75896b6169091358a
Timestamp:
Thursday 27 October 2022 at 09:17:09 UTC
()
Proposer:
Authorizers:
Gas used:
50