You need to install the speedcams on the internal memory as detailed in post #27 point 3 you need to create a content folder on the internal memory with items as shown below to be included and it will work fine.
3) On the internal memory I have the iGO folder with the following folders and information in it:
content (inside this - car, dictionaries, global_cfg, lang, map(basemap), scheme, speedcam, tmc, userdata, voice)
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