#5 Installation not possible

[Megachip]

Cannot complete the install because one or more required items could not be found.
Software being installed: PyUML Feature 1.2.2 (pyUML.feature.group 1.2.2)
Software currently installed: PyDev for Eclipse 2.4.0.2012020116 (org.python.pydev.feature.feature.group 2.4.0.2012020116)
Missing requirement: Pydev Red Core 1.5.9.2010063000 (org.python.pydev.red_core 1.5.9.2010063000) requires 'bundle com.aptana.theme 0.0.0' but it could not be found
Only one of the following can be installed at once:
Pydev Online Help 1.5.8.2010062823 (org.python.pydev.help 1.5.8.2010062823)
Pydev Online Help 1.5.5.2010030420 (org.python.pydev.help 1.5.5.2010030420)
Pydev Online Help 1.5.0.1251989166 (org.python.pydev.help 1.5.0.1251989166)
Pydev Online Help 1.6.0.2010071813 (org.python.pydev.help 1.6.0.2010071813)
Pydev Online Help 1.6.1.2010080312 (org.python.pydev.help 1.6.1.2010080312)
Pydev Online Help 1.6.4.2011010200 (org.python.pydev.help 1.6.4.2011010200)
Pydev Online Help 1.5.1.1258496115 (org.python.pydev.help 1.5.1.1258496115)
Pydev Online Help 1.5.6.2010033101 (org.python.pydev.help 1.5.6.2010033101)
Pydev Online Help 1.6.3.2010100513 (org.python.pydev.help 1.6.3.2010100513)
Pydev Online Help 1.5.9.2010063001 (org.python.pydev.help 1.5.9.2010063001)
Pydev Online Help 1.5.9.2010063000 (org.python.pydev.help 1.5.9.2010063000)
Pydev Online Help 1.6.5.2011020317 (org.python.pydev.help 1.6.5.2011020317)
Pydev Online Help 1.6.2.2010090812 (org.python.pydev.help 1.6.2.2010090812)
Pydev Online Help 1.6.2.2010090711 (org.python.pydev.help 1.6.2.2010090711)
Pydev Online Help 1.5.7.2010050621 (org.python.pydev.help 1.5.7.2010050621)
Pydev Online Help 1.5.2.1260362205 (org.python.pydev.help 1.5.2.1260362205)
Pydev Online Help 1.5.4.2010011921 (org.python.pydev.help 1.5.4.2010011921)
Pydev Online Help 2.4.0.2012020116 (org.python.pydev.help 2.4.0.2012020116)
Pydev Online Help 1.5.3.1260479439 (org.python.pydev.help 1.5.3.1260479439)
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.0.1251989166 (org.python.pydev.feature.feature.group 1.5.0.1251989166)
To: org.python.pydev.help [1.5.0.1251989166]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.1.1258496115 (org.python.pydev.feature.feature.group 1.5.1.1258496115)
To: org.python.pydev.help [1.5.1.1258496115]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.2.1260362205 (org.python.pydev.feature.feature.group 1.5.2.1260362205)
To: org.python.pydev.help [1.5.2.1260362205]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.3.1260479439 (org.python.pydev.feature.feature.group 1.5.3.1260479439)
To: org.python.pydev.help [1.5.3.1260479439]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.4.2010011921 (org.python.pydev.feature.feature.group 1.5.4.2010011921)
To: org.python.pydev.help [1.5.4.2010011921]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.5.2010030420 (org.python.pydev.feature.feature.group 1.5.5.2010030420)
To: org.python.pydev.help [1.5.5.2010030420]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.6.2010033101 (org.python.pydev.feature.feature.group 1.5.6.2010033101)
To: org.python.pydev.help [1.5.6.2010033101]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.7.2010050621 (org.python.pydev.feature.feature.group 1.5.7.2010050621)
To: org.python.pydev.help [1.5.7.2010050621]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.8.2010062823 (org.python.pydev.feature.feature.group 1.5.8.2010062823)
To: org.python.pydev.help [1.5.8.2010062823]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.9.2010063000 (org.python.pydev.feature.feature.group 1.5.9.2010063000)
To: org.python.pydev.red_core [1.5.9.2010063000]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.5.9.2010063001 (org.python.pydev.feature.feature.group 1.5.9.2010063001)
To: org.python.pydev.help [1.5.9.2010063001]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.0.2010071813 (org.python.pydev.feature.feature.group 1.6.0.2010071813)
To: org.python.pydev.help [1.6.0.2010071813]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.1.2010080312 (org.python.pydev.feature.feature.group 1.6.1.2010080312)
To: org.python.pydev.help [1.6.1.2010080312]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.2.2010090711 (org.python.pydev.feature.feature.group 1.6.2.2010090711)
To: org.python.pydev.help [1.6.2.2010090711]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.2.2010090812 (org.python.pydev.feature.feature.group 1.6.2.2010090812)
To: org.python.pydev.help [1.6.2.2010090812]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.3.2010100513 (org.python.pydev.feature.feature.group 1.6.3.2010100513)
To: org.python.pydev.help [1.6.3.2010100513]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.4.2011010200 (org.python.pydev.feature.feature.group 1.6.4.2011010200)
To: org.python.pydev.help [1.6.4.2011010200]
Cannot satisfy dependency:
From: PyDev for Eclipse 1.6.5.2011020317 (org.python.pydev.feature.feature.group 1.6.5.2011020317)
To: org.python.pydev.help [1.6.5.2011020317]
Cannot satisfy dependency:
From: PyDev for Eclipse 2.4.0.2012020116 (org.python.pydev.feature.feature.group 2.4.0.2012020116)
To: org.python.pydev.help [2.4.0.2012020116]
Cannot satisfy dependency:
From: PyUML Feature 1.2.2 (pyUML.feature.group 1.2.2)
To: org.python.pydev.feature.feature.group [1.4.6,2.0.0)

[waffen]

Same problem here with Eclipse 3.7, any update?