Flow price: --
1f55be7aff4cc41807a1743d3f881afbdeeb165078b6ba2a4e8ea0b8610d8e3e

Transaction

Hash: 1f55be7aff4cc41807a1743d3f881afbdeeb165078b6ba2a4e8ea0b8610d8e3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1f55be7aff4cc41807a1743d3f881afbdeeb165078b6ba2a4e8ea0b8610d8e3e: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:
1f55be7aff4cc41807a1743d3f881afbdeeb165078b6ba2a4e8ea0b8610d8e3e
Status:
ERROR
Block height:
39989608
Block id:
d90d205d165d970c4ae2437b1565e52cdb04f296b8c2d819a58421a8956c4c8b
Timestamp:
Sunday 30 October 2022 at 13:36:28 UTC
()
Proposer:
Authorizers:
Gas used:
50