Flow price: --
77c94235937de19b85c5686950efc1383b7d04d3b3aabd3ae87c2dac8e4c792c

Transaction

Hash: 77c94235937de19b85c5686950efc1383b7d04d3b3aabd3ae87c2dac8e4c792c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 77c94235937de19b85c5686950efc1383b7d04d3b3aabd3ae87c2dac8e4c792c: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:
77c94235937de19b85c5686950efc1383b7d04d3b3aabd3ae87c2dac8e4c792c
Status:
ERROR
Block height:
39962220
Block id:
bbee19b84b6af21f07a81718d38a707202838ead81460263d9ec79d87e3a5711
Timestamp:
Sunday 30 October 2022 at 02:38:44 UTC
()
Proposer:
Authorizers:
Gas used:
47