Flow price: --
7c5131241f1da3e5be865e3c49856baba5c6c1a2aa72c60d7863ebc3f5658ee0

Transaction

Hash: 7c5131241f1da3e5be865e3c49856baba5c6c1a2aa72c60d7863ebc3f5658ee0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7c5131241f1da3e5be865e3c49856baba5c6c1a2aa72c60d7863ebc3f5658ee0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7c5131241f1da3e5be865e3c49856baba5c6c1a2aa72c60d7863ebc3f5658ee0
Status:
ERROR
Block height:
39782895
Block id:
4d09f64ff98f484f6f547494257e70d1b1b4d2e0575995cb69c035354dff3699
Timestamp:
Thursday 27 October 2022 at 02:41:56 UTC
()
Proposer:
Authorizers:
Gas used:
49