Flow price: --
74af1ce45ad2df77b30f21e985c8633bc8055cdb1b1be8156dc2562be0428cc7

Transaction

Hash: 74af1ce45ad2df77b30f21e985c8633bc8055cdb1b1be8156dc2562be0428cc7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74af1ce45ad2df77b30f21e985c8633bc8055cdb1b1be8156dc2562be0428cc7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
74af1ce45ad2df77b30f21e985c8633bc8055cdb1b1be8156dc2562be0428cc7
Status:
ERROR
Block height:
39957345
Block id:
22326733139b7539ef1f36806dea07b7ab7b0b47e737579b229a48eb184df42e
Timestamp:
Sunday 30 October 2022 at 00:42:37 UTC
()
Proposer:
Authorizers:
Gas used:
47