Flow price: --
6633ef94056b750ade5904eb8b8604bff8b6c4a50e935539a541ad676701e9d6

Transaction

Hash: 6633ef94056b750ade5904eb8b8604bff8b6c4a50e935539a541ad676701e9d6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6633ef94056b750ade5904eb8b8604bff8b6c4a50e935539a541ad676701e9d6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6633ef94056b750ade5904eb8b8604bff8b6c4a50e935539a541ad676701e9d6
Status:
ERROR
Block height:
40133583
Block id:
7f9ae415aa59107299f8fd1d132e80efdd21891071850575353888af065ca61b
Timestamp:
Tuesday 1 November 2022 at 23:34:40 UTC
()
Proposer:
Authorizers:
Gas used:
49