Error !

IOError: No such file or directory: 'VLASS1.2.ql.T03t02.J011358-283000.10.2048.v1.I.iter1.image.pbcor.tt0.rms'

142
    @contextlib.contextmanager

143
    def f(filename, **kwargs):

144
        if not os.path.exists(filename):

145
            raise IOError('No such file or directory: {!r}'.format(filename))

146
        LOG.trace('%s tool: opening %r', tool_name, filename)

147
        tool.open(filename, **kwargs)

148
        try:

149
            yield tool

150
        finally:
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/pipeline/pipeline/infrastructure/casatools.py, line 145:
145
raise IOError('No such file or directory: {!r}'.format(filename))
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/lib/python2.7/contextlib.py, line 17:
17
return self.gen.next()
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/pipeline/pipeline/hif/tasks/makermsimages/renderer.py, line 45:
45
with casatools.ImageReader(image_path) as image:
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/pipeline/pipeline/infrastructure/renderer/basetemplates.py, line 35:
35
self.update_mako_context(mako_context, context, result)
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/pipeline/pipeline/infrastructure/renderer/basetemplates.py, line 46:
46
display_context = self.get_display_context(context, result)
/home/casa/packages/pipeline/casa-release-5.4.1-32.el6/pipeline/pipeline/infrastructure/renderer/htmlrenderer.py, line 1665:
1665
fileobj.write(renderer.render(context, result))