don't query non available slots

diff --git a/data/startwizard.xml b/data/startwizard.xml
index 402eeef93533fe6f57da9a49fbbd6aeb474b1bb2..79b9fa85b3e376282b0b87e55f2dde851cbda6be 100644 (file)
--- a/data/startwizard.xml
+++ b/data/startwizard.xml
@@ -30,7 +30,7 @@ self["rc"].startMoving()
                <step id="nima">
                        <condition>
 from Components.NimManager import nimmanager
-self.condition = not nimmanager.nim_slots[0].empty
+self.condition = len(nimmanager.nim_slots) > 0 and not nimmanager.nim_slots[0].empty
                        </condition>
                        <text value="Use the left and right buttons to change an option.\n\nPlease set up tuner A" />
                        <config screen="NimSetup" module="Satconfig" args="0" type="ConfigList" />
@@ -48,7 +48,7 @@ self["arrowdown"].startMoving()
                <step id="nimb">
                        <condition>
 from Components.NimManager import nimmanager
-self.condition = not nimmanager.nim_slots[1].empty
+self.condition = len(nimmanager.nim_slots) > 1 and not nimmanager.nim_slots[1].empty
                        </condition>
                        <text value="Please set up tuner B" />
                        <config screen="NimSetup" module="Satconfig" args="1" type="ConfigList" />
@@ -66,7 +66,7 @@ self["arrowdown"].startMoving()
                <step id="nimc">
                        <condition>
 from Components.NimManager import nimmanager
-self.condition = not nimmanager.nim_slots[2].empty
+self.condition = len(nimmanager.nim_slots) > 2 and not nimmanager.nim_slots[2].empty
                        </condition>
                        <text value="Please set up tuner C" />
                        <config screen="NimSetup" module="Satconfig" args="1" type="ConfigList" />
@@ -84,7 +84,7 @@ self["arrowdown"].startMoving()
                <step id="nimd">
                        <condition>
 from Components.NimManager import nimmanager
-self.condition = not nimmanager.nim_slots[3].empty
+self.condition = len(nimmanager.nim_slots) > 3 and not nimmanager.nim_slots[3].empty
                        </condition>
                        <text value="Please set up tuner D" />
                        <config screen="NimSetup" module="Satconfig" args="1" type="ConfigList" />