Hi! I was running mpileup and it's showing the error bellow. The strange thing is that 'galaxy/web/framework/helpers/__init__.py' is trying to import 'stylesheet_link_tag' and it's not available in the webhelpers I've installed for both python versions 2.6.6 or 2.7.3 Could you help me with this? Thanx, Adhemar Traceback (most recent call last): File "./scripts/set_metadata.py", line 29, in <module> import galaxy.model.mapping #need to load this before we unpickle, in order to setup properties assigned by the mappers File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/model/__init__.py", line 23, in <module> import galaxy.datatypes.registry File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/datatypes/registry.py", line 5, in <module> import data, tabular, interval, images, sequence, qualityscore, genetics, xml, coverage, tracks, chrominfo, binary, assembly, ngsindex, graph File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/datatypes/data.py", line 2, in <module> import metadata File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/datatypes/metadata.py", line 24, in <module> from galaxy.web import form_builder File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/web/__init__.py", line 4, in <module> from framework import expose File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/web/framework/__init__.py", line 28, in <module> import helpers File "/opt/bioinformatics/share/galaxy20130410/lib/galaxy/web/framework/helpers/__init__.py", line 4, in <module> from webhelpers import date, stylesheet_link_tag, javascript_include_tag, url_for ImportError: cannot import name stylesheet_link_tag