Flow price: --
f94080b0c049243446623986c9029f5a8718ac2d42a0fa3ef1ce04a73cc0060d

Transaction

Hash: f94080b0c049243446623986c9029f5a8718ac2d42a0fa3ef1ce04a73cc0060d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f94080b0c049243446623986c9029f5a8718ac2d42a0fa3ef1ce04a73cc0060d: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:
f94080b0c049243446623986c9029f5a8718ac2d42a0fa3ef1ce04a73cc0060d
Status:
ERROR
Block height:
40161513
Block id:
fb9bc99ce750915a98adb3dd2b1ed6fea5bcecb82929283dff32da0a83769cc7
Timestamp:
Wednesday 2 November 2022 at 10:55:10 UTC
()
Proposer:
Authorizers:
Gas used:
50