Index: channels/pluginmanager2.py
==================================================================
--- channels/pluginmanager2.py
+++ channels/pluginmanager2.py
@@ -133,12 +133,14 @@
         
         # Attach available downloads after checking dependencies
         # e.g. newpl["depends"] = "streamtuner2 < 2.2.0, config >= 2.5"
         dep = pluginconf.dependency()
         for newpl in meta:
-            if dep.valid(newpl) and dep.depends(newpl):
+            if dep.valid(newpl, log.DEBUG_VALIDITY) and dep.depends(newpl, log.DEBUG_DEPENDS):
                 self.add_plugin(newpl)
+            else:
+                log.DEBUG("plugin fails dependencies:", newpl)
 
         # Readd some filler labels
         _ = [self.add_(uikit.label("")) for i in range(1,3)]
 
 

Index: pluginconf.py
==================================================================
--- pluginconf.py
+++ pluginconf.py
@@ -422,31 +422,36 @@
                 for alias in re.split("\s*[,;]\s*", meta["alias"]):
                     self.have[alias] = self.have[name]
 
     # basic plugin pre-screening (skip __init__, filter by api:,
     # exclude installed & same-version plugins)
-    def valid(self, newpl):
+    def valid(self, newpl, _log=lambda *x:0):
         id = newpl.get("$name", "__invalid")
         have_ver = self.have.get(id, {}).get("version", "0")
         if id.find("__") == 0:
+            _log("wrong id")
             pass
         elif newpl.get("api") not in ("python", "streamtuner2"):
+            _log("wrong api")
             pass
         elif set((newpl.get("status"), newpl.get("priority"))).intersection(set(("obsolete", "broken"))):
+            _log("wrong status")
             pass
         elif have_ver >= newpl.get("version", "0.0"):
+            _log("newer version already installed")
             pass
         else:
             return True
 
     # Verify depends: and breaks: against existing plugins/modules
-    def depends(self, plugin):
+    def depends(self, plugin, _log=lambda *x:0):
         r = True
         if plugin.get("depends"):
             r &= self.and_or(self.split(plugin["depends"]), self.have)
         if plugin.get("breaks"):
             r &= self.neither(self.split(plugin["breaks"]), self.have)
+        _log(r)
         return r
 
     # Split trivial "pkg | alt, mod >= 1, uikit < 4.0" string into nested list [[dep],[alt,alt],[dep]]
     def split(self, dep_str):
         dep_cmp = []