Flow price: --
5f1eff12a8faa24676cfab7970b39e612b773c65772fe4301807c400a7ffeffb

Transaction

Hash: 5f1eff12a8faa24676cfab7970b39e612b773c65772fe4301807c400a7ffeffb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f1eff12a8faa24676cfab7970b39e612b773c65772fe4301807c400a7ffeffb: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:
5f1eff12a8faa24676cfab7970b39e612b773c65772fe4301807c400a7ffeffb
Status:
ERROR
Block height:
40061732
Block id:
b5649b0f388acc5f0ea829ffa20d4245414b739662fc24b11d78cab06944a2d9
Timestamp:
Monday 31 October 2022 at 18:31:27 UTC
()
Proposer:
Authorizers:
Gas used:
48