Flow price: --
b326d50d41c9055e7a742d414dbb015bb9bf62b9727ecb3f090bc34c9af7a56f

Transaction

Hash: b326d50d41c9055e7a742d414dbb015bb9bf62b9727ecb3f090bc34c9af7a56f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b326d50d41c9055e7a742d414dbb015bb9bf62b9727ecb3f090bc34c9af7a56f: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:
b326d50d41c9055e7a742d414dbb015bb9bf62b9727ecb3f090bc34c9af7a56f
Status:
ERROR
Block height:
40018609
Block id:
3c5e4c7166c645bf7391a917fc7bf335c762271ad06bb060ddf2c4d8092789f5
Timestamp:
Monday 31 October 2022 at 01:08:46 UTC
()
Proposer:
Authorizers:
Gas used:
46