The device is limited to 32 MB and igo eats already a big part of that, also in minimal setup. Adding anything ads up to that setup and memory use.
As we see it, you have 2 choices
1. limit the speedcam file to the area you drive in
2. do not use any speedcam file, in fact, do not load any file you do not really need.
how-to-f128/how-solve-memory-issues-t915.html