Flow price: --
f7b2b667940d7ab706b9288b9e529bee7e72815333a3f36c198683a228cfc4f0

Transaction

Hash: f7b2b667940d7ab706b9288b9e529bee7e72815333a3f36c198683a228cfc4f0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f7b2b667940d7ab706b9288b9e529bee7e72815333a3f36c198683a228cfc4f0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f7b2b667940d7ab706b9288b9e529bee7e72815333a3f36c198683a228cfc4f0
Status:
ERROR
Block height:
39954747
Block id:
66d3ec94e31251ab215910042681a7af8cf8220b9d50cced074cfdc7e7a1013e
Timestamp:
Saturday 29 October 2022 at 23:41:37 UTC
()
Proposer:
Authorizers:
Gas used:
46