Flow price: --
d3c9174358f8dfc1b7ebb9cd41550b1c429e796c7f5920b062b7cddbeb21ffd9

Transaction

Hash: d3c9174358f8dfc1b7ebb9cd41550b1c429e796c7f5920b062b7cddbeb21ffd9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d3c9174358f8dfc1b7ebb9cd41550b1c429e796c7f5920b062b7cddbeb21ffd9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d3c9174358f8dfc1b7ebb9cd41550b1c429e796c7f5920b062b7cddbeb21ffd9
Status:
ERROR
Block height:
39880244
Block id:
9af62747433b807f5e9d484abba682330cd75821d10029e34fd971a093fd7aff
Timestamp:
Friday 28 October 2022 at 17:55:27 UTC
()
Proposer:
Authorizers:
Gas used:
46