Flow price: --
f53402785a7a11fc9215d506e5006d97eaca5fea6924d4dc4c9cdd7727d30ffc

Transaction

Hash: f53402785a7a11fc9215d506e5006d97eaca5fea6924d4dc4c9cdd7727d30ffc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f53402785a7a11fc9215d506e5006d97eaca5fea6924d4dc4c9cdd7727d30ffc: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:
f53402785a7a11fc9215d506e5006d97eaca5fea6924d4dc4c9cdd7727d30ffc
Status:
ERROR
Block height:
40048184
Block id:
c634b3569fe64a86d4bb85b94256c342e91303563f8f83a9f669dbf470f4231b
Timestamp:
Monday 31 October 2022 at 13:02:15 UTC
()
Proposer:
Authorizers:
Gas used:
49