Flow price: --
6c10910d0ecc816773accdce8564f6b900c47bd59688fa950827e73da28b39d4

Transaction

Hash: 6c10910d0ecc816773accdce8564f6b900c47bd59688fa950827e73da28b39d4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6c10910d0ecc816773accdce8564f6b900c47bd59688fa950827e73da28b39d4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6c10910d0ecc816773accdce8564f6b900c47bd59688fa950827e73da28b39d4
Status:
ERROR
Block height:
39856292
Block id:
b40b82fb31aef4dc1ac0b2f7e21a9dc35f148f78cadea58ad3dcb4d71f3e464a
Timestamp:
Friday 28 October 2022 at 08:19:51 UTC
()
Proposer:
Authorizers:
Gas used:
46