Flow price: --
b6bdf6cd17e449a3f069a19ab6f99b96cd0007a7e88e6fc3ce012de088b5caf5

Transaction

Hash: b6bdf6cd17e449a3f069a19ab6f99b96cd0007a7e88e6fc3ce012de088b5caf5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b6bdf6cd17e449a3f069a19ab6f99b96cd0007a7e88e6fc3ce012de088b5caf5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b6bdf6cd17e449a3f069a19ab6f99b96cd0007a7e88e6fc3ce012de088b5caf5
Status:
ERROR
Block height:
39734356
Block id:
17c03aa553dbe99fd4b7009e6741cee3fb4b45567c973ef3e08b859d41f507e2
Timestamp:
Wednesday 26 October 2022 at 07:08:54 UTC
()
Proposer:
Authorizers:
Gas used:
64