Flow price: --
201093a4c6acff53a5a54546702f4209325f497dbdf072b6e12dc4745257e425

Transaction

Hash: 201093a4c6acff53a5a54546702f4209325f497dbdf072b6e12dc4745257e425
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 201093a4c6acff53a5a54546702f4209325f497dbdf072b6e12dc4745257e425:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
201093a4c6acff53a5a54546702f4209325f497dbdf072b6e12dc4745257e425
Status:
ERROR
Block height:
40130003
Block id:
047742c7470eb195250f980e5a599292ff31f3447daaeff5e1edf30df3f5992a
Timestamp:
Tuesday 1 November 2022 at 22:06:44 UTC
()
Proposer:
Authorizers:
Gas used:
48