Flow price: --
e684da49fd23b3084ea3de6e3e2b162abe34f445783452394f803fcd0e40bd13

Transaction

Hash: e684da49fd23b3084ea3de6e3e2b162abe34f445783452394f803fcd0e40bd13
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e684da49fd23b3084ea3de6e3e2b162abe34f445783452394f803fcd0e40bd13:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e684da49fd23b3084ea3de6e3e2b162abe34f445783452394f803fcd0e40bd13
Status:
ERROR
Block height:
39976345
Block id:
b6288b834fb73121a1947f6414f75235aea043804b0bb3057c67f3ce39337f83
Timestamp:
Sunday 30 October 2022 at 08:18:21 UTC
()
Proposer:
Authorizers:
Gas used:
51