Please follow the following sequence (3~6 is the key step):
1 Install audio-visual X2, run it once, and then close it.
2 install Hollywood FX 4.58 (including registration) and copy Hfx4GLD.vfx to the x: \ Corel \ CorelVideo Studio12 \ VFX _ plug directory.
3 delete HerEff.dat and UlVfx40.dat under c: \ documents and settings \ user name \ application data \ ulead systems \ corel video studio \12.0.
4 rename uvTWTranslateData.dat in the x: \ Corel \ CorelVideoStudio12 \ ulead.dat directory (for example, uvTWTranslateData_BAK.dat).
5 Run Audiovisual X2 again and close Audiovisual X2.
6 change uvTWTranslateData_BAK.dat in the x: \ Corel \ CorelVideoStudio12 \ ulead.dat directory to its original name.
7 Run sound and shadow X2 to see if Hollywood FX in transition can run normally.