Flow price: --
f8c4715ebf545efb222e268dbc9a390b7bdea029d16afe718e1c19944aebc78b

Transaction

Hash: f8c4715ebf545efb222e268dbc9a390b7bdea029d16afe718e1c19944aebc78b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8c4715ebf545efb222e268dbc9a390b7bdea029d16afe718e1c19944aebc78b: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:
f8c4715ebf545efb222e268dbc9a390b7bdea029d16afe718e1c19944aebc78b
Status:
ERROR
Block height:
39726715
Block id:
cb17f8d8b36a1428dd1407957f43dc9a7bc51732071e68edb2f203f65d2e0d4b
Timestamp:
Wednesday 26 October 2022 at 04:04:08 UTC
()
Proposer:
Authorizers:
Gas used:
46