Flow price: --
691e28c08b24bc013e111ef5acec5a81167f6fd5db6c4989f39934d2341dcc4a

Transaction

Hash: 691e28c08b24bc013e111ef5acec5a81167f6fd5db6c4989f39934d2341dcc4a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 691e28c08b24bc013e111ef5acec5a81167f6fd5db6c4989f39934d2341dcc4a: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:
691e28c08b24bc013e111ef5acec5a81167f6fd5db6c4989f39934d2341dcc4a
Status:
ERROR
Block height:
40042336
Block id:
13de0ca4bd019aed5ce3e4c3f2d7da2c9bc0aaa30b7bffdde23b5dda604f6add
Timestamp:
Monday 31 October 2022 at 10:40:41 UTC
()
Proposer:
Authorizers:
Gas used:
47