Flow price: --
74e63500869ab9e135b16ff77b36c6bb7ff09f1f78a9546dbcea590d6fc28b1f

Transaction

Hash: 74e63500869ab9e135b16ff77b36c6bb7ff09f1f78a9546dbcea590d6fc28b1f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74e63500869ab9e135b16ff77b36c6bb7ff09f1f78a9546dbcea590d6fc28b1f: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:
74e63500869ab9e135b16ff77b36c6bb7ff09f1f78a9546dbcea590d6fc28b1f
Status:
ERROR
Block height:
40002483
Block id:
db2aac45cef8408db1ba1952a14a8aba16ebf5e7c0b7849c6b82ead58e7a9b02
Timestamp:
Sunday 30 October 2022 at 18:45:59 UTC
()
Proposer:
Authorizers:
Gas used:
49