Flow price: --
7dc84ae1a615f201b7198b4cca49a35b37bc450d7b2b78e1f7e009f1d2bb800a

Transaction

Hash: 7dc84ae1a615f201b7198b4cca49a35b37bc450d7b2b78e1f7e009f1d2bb800a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7dc84ae1a615f201b7198b4cca49a35b37bc450d7b2b78e1f7e009f1d2bb800a: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:
7dc84ae1a615f201b7198b4cca49a35b37bc450d7b2b78e1f7e009f1d2bb800a
Status:
ERROR
Block height:
39844358
Block id:
5697f903b9f4eb21d701ca0edd729a07eb51647cfd43ceb02e479d567436663c
Timestamp:
Friday 28 October 2022 at 03:29:06 UTC
()
Proposer:
Authorizers:
Gas used:
47