Flow price: --
5eed3748270ccfe6030192e08e7aae193cb3fafe26b2e11cdea36692667e7e9d

Transaction

Hash: 5eed3748270ccfe6030192e08e7aae193cb3fafe26b2e11cdea36692667e7e9d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5eed3748270ccfe6030192e08e7aae193cb3fafe26b2e11cdea36692667e7e9d: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:
5eed3748270ccfe6030192e08e7aae193cb3fafe26b2e11cdea36692667e7e9d
Status:
ERROR
Block height:
39974803
Block id:
66a65abc135c619a1992a779a969c5cdaf0496e28628f244ea5fa3ecb5101b14
Timestamp:
Sunday 30 October 2022 at 07:41:28 UTC
()
Proposer:
Authorizers:
Gas used:
49