Flow price: --
ac9a31adf84b2f5ffd6f7f82283c24dde57f4c29c06d4ccf70c2c340d4f9362c

Transaction

Hash: ac9a31adf84b2f5ffd6f7f82283c24dde57f4c29c06d4ccf70c2c340d4f9362c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ac9a31adf84b2f5ffd6f7f82283c24dde57f4c29c06d4ccf70c2c340d4f9362c: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:
ac9a31adf84b2f5ffd6f7f82283c24dde57f4c29c06d4ccf70c2c340d4f9362c
Status:
ERROR
Block height:
40034073
Block id:
d3502368bf92e8be6efcb6ee05ab27745392e3dba682c8255e6ce100efdf8ec6
Timestamp:
Monday 31 October 2022 at 07:21:44 UTC
()
Proposer:
Authorizers:
Gas used:
47