Flow price: --
2925a631b8d92cbd4cb3f400894e874f26dd8e7984f3f83d696f3cf14a85e139

Transaction

Hash: 2925a631b8d92cbd4cb3f400894e874f26dd8e7984f3f83d696f3cf14a85e139
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2925a631b8d92cbd4cb3f400894e874f26dd8e7984f3f83d696f3cf14a85e139:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2925a631b8d92cbd4cb3f400894e874f26dd8e7984f3f83d696f3cf14a85e139
Status:
ERROR
Block height:
40143302
Block id:
fc9b70a665796238334f55fc68e818e2cf3557fbf2844d82cd4ad904ae98cd4b
Timestamp:
Wednesday 2 November 2022 at 03:30:46 UTC
()
Proposer:
Authorizers:
Gas used:
58