Flow price: --
c7146a14fed61e7e118cfd95d56f452dc00732a8e71f6e282f537d9a652a20dd

Transaction

Hash: c7146a14fed61e7e118cfd95d56f452dc00732a8e71f6e282f537d9a652a20dd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7146a14fed61e7e118cfd95d56f452dc00732a8e71f6e282f537d9a652a20dd: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:
c7146a14fed61e7e118cfd95d56f452dc00732a8e71f6e282f537d9a652a20dd
Status:
ERROR
Block height:
39902041
Block id:
cc271f32b54507b301c163fb0815df077b63aa63c7690a49425dbe590d44048f
Timestamp:
Saturday 29 October 2022 at 02:34:54 UTC
()
Proposer:
Authorizers:
Gas used:
49