Flow price: --
0ab736ed25fc9267afbbdac88693e4b90d47f95692261326be20695b4d55f5f9

Transaction

Hash: 0ab736ed25fc9267afbbdac88693e4b90d47f95692261326be20695b4d55f5f9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0ab736ed25fc9267afbbdac88693e4b90d47f95692261326be20695b4d55f5f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0ab736ed25fc9267afbbdac88693e4b90d47f95692261326be20695b4d55f5f9
Status:
ERROR
Block height:
39976618
Block id:
19e3774a15c9382e85e388601127c0e52e2912e1363c2e090ed59474a05876c0
Timestamp:
Sunday 30 October 2022 at 08:24:54 UTC
()
Proposer:
Authorizers:
Gas used:
52