AVG 7.5.516
Virus Base: 269.19.21/1267 released 08 Feb 2008
Virus detected in mp3tagv239nsetup.exe
I'm sure it is probably a false positive but I thought i'd put it out there.
I have checked the file here: http://www.virustotal.com/de/
The results:
File size: 1694838 bytes
MD5: 7e99e284ee71739a3d5c55148323647e
SHA1: 5bcb2c92248f6e11bdde95ad0b69a668ae77dddf
Datei mp3tagv239nsetup.exe empfangen 2008.02.09 01:12:34 (CET)
Ergebnis: 1/32 (3.13%)
Antivirus Version letzte aktualisierung Ergebnis
AhnLab-V3 2008.2.6.10 2008.02.05 -
AntiVir 7.6.0.62 2008.02.08 -
Authentium 4.93.8 2008.02.08 -
Avast 4.7.1098.0 2008.02.08 -
AVG 7.5.0.516 2008.02.08 Downloader.Zlob.UAQ
BitDefender 7.2 2008.02.09 -
CAT-QuickHeal None 2008.02.08 -
ClamAV 0.92 2008.02.09 -
DrWeb 4.44.0.09170 2008.02.08 -
eSafe 7.0.15.0 2008.01.28 -
eTrust-Vet 31.3.5522 2008.02.08 -
Ewido 4.0 2008.02.08 -
FileAdvisor 1 2008.02.09 -
Fortinet 3.14.0.0 2008.02.08 -
F-Prot 4.4.2.54 2008.02.08 -
F-Secure 6.70.13260.0 2008.02.08 -
Ikarus T3.1.1.20 2008.02.08 -
Kaspersky 7.0.0.125 2008.02.09 -
McAfee 5226 2008.02.08 -
Microsoft 1.3204 2008.02.09 -
NOD32v2 2860 2008.02.08 -
Norman 5.80.02 2008.02.08 -
Panda 9.0.0.4 2008.02.08 -
Prevx1 V2 2008.02.09 -
Rising 20.29.22.00 2008.01.30 -
Sophos 4.26.0 2008.02.08 -
Sunbelt 2.2.907.0 2008.02.08 -
Symantec 10 2008.02.09 -
TheHacker 6.2.9.213 2008.02.09 -
VBA32 3.12.6.0 2008.02.09 -
VirusBuster 4.3.26:9 2008.02.08 -
Webwasher-Gateway 6.6.2 2008.02.08 -
I don't think, that this file is a risk, if only 1 of 34 actual scanner detect it. 
I reported the problem to the AVG team.