Check your Vita firmware. If you are on 3.60-3.74, jailbreak it tonight. Download Repatch . Grab the Realta Nua patch. You will not regret it.
If you are jumping into the fire, these are the threads causing server crashes today: ps vita english patch hot
Note: Please ensure you are distributing patches for legally dumped ROMs/ISOs and respecting the original developers' intellectual property. Check your Vita firmware