Prior to the "Fixed" update in v0.99, users utilizing AERIX server logs encountered errors when performing unlocking operations on newer security patches. The error was typically associated with:

If Aerix fails, tools like A2 Uploader or XS++ (for older DB20xx models) are reliable alternatives for flashing and de-branding. 4. Post-Unlock Verification To verify the unlock: Turn on the phone without a SIM.

Every Sony Ericsson phone contains a protected partition called the GDFS. This small file holds:

Modern malware scanners often flag Aerix_v099_Fixed.exe as a hacktool or riskware . This is technically true—it is a hacking tool. However, most "fixed" versions circulating on XDA-Developers, SE-NSE, or TopSony forums are clean of actual viruses.