Flow price: --
f9c9fa296577e8f9a0528bbb4b38dc142d0a8a6c5a63e121725e1c8a072db001

Transaction

Hash: f9c9fa296577e8f9a0528bbb4b38dc142d0a8a6c5a63e121725e1c8a072db001
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9c9fa296577e8f9a0528bbb4b38dc142d0a8a6c5a63e121725e1c8a072db001:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f9c9fa296577e8f9a0528bbb4b38dc142d0a8a6c5a63e121725e1c8a072db001
Status:
ERROR
Block height:
39797386
Block id:
daaf00aecb98916e042ac0958ac2159f0b758072fd07225c0247fe85f28c7525
Timestamp:
Thursday 27 October 2022 at 08:32:09 UTC
()
Proposer:
Authorizers:
Gas used:
47