diff --git a/leenkx/blender/lnx/logicnode/__init__.py b/leenkx/blender/lnx/logicnode/__init__.py
index 88f9fd67..5b8e1467 100644
--- a/leenkx/blender/lnx/logicnode/__init__.py
+++ b/leenkx/blender/lnx/logicnode/__init__.py
@@ -71,7 +71,7 @@ def init_categories():
     lnx_nodes.add_category('Renderpath', icon='STICKY_UVS_LOC', section="graphics")
 
     lnx_nodes.add_category('Sound', icon='OUTLINER_OB_SPEAKER', section="sound")
-    lnx_nodes.add_category('3D_Audio', icon='SPEAKER', section="sound")
+    lnx_nodes.add_category('Audio_3D', icon='SPEAKER', section="sound")
 
     lnx_nodes.add_category('Miscellaneous', icon='RESTRICT_COLOR_ON', section="misc")
     lnx_nodes.add_category('Custom', icon='PLUGIN', section="misc")
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_filter.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_filter.py
index 68e7d872..cf110540 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_filter.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_filter.py
@@ -6,7 +6,7 @@ class AudioDSPFilterNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioDSPFilterNode'
     bl_label = 'DSP Filter'
     bl_description = 'DSP Audio Filter for lowpass/bandpass/highpass '
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     property0: HaxeEnumProperty(
@@ -27,5 +27,5 @@ class AudioDSPFilterNode(LnxLogicTreeNode):
         layout.prop(self, 'property0')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioDSPFilterNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_haas_effect.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_haas_effect.py
index ab237e3e..13ec0cd7 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_haas_effect.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_dsp_haas_effect.py
@@ -6,7 +6,7 @@ class AudioDSPHaasEffectNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioDSPHaasEffectNode'
     bl_label = 'DSP Haas Effect'
     bl_description = 'DSP Audio Haas Effect'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
 
@@ -19,5 +19,5 @@ class AudioDSPHaasEffectNode(LnxLogicTreeNode):
 
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioDSPHaasEffectNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_hrtf_panner.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_hrtf_panner.py
index ad2a84ab..2eb1289c 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_hrtf_panner.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_hrtf_panner.py
@@ -6,14 +6,14 @@ class AudioHRTFPannerNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioHRTFPannerNode'
     bl_label = 'HRTF Panner'
     bl_description = 'Create 3D audio HRTF Panner'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     def update_input(self, context):
         while len(self.inputs) > 5:
             self.inputs.remove(self.inputs[-1])
         if self.property0 == 'Custom':
-            self.add_input('LnxStringSocket', 'File Name', default_value=0)
+            self.add_input('LnxStringSocket', 'File Name', default_value='')
 
     property0: HaxeEnumProperty(
     'property0',
@@ -35,5 +35,5 @@ class AudioHRTFPannerNode(LnxLogicTreeNode):
         layout.prop(self, 'property0')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioHRTFPannerNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_load.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_load.py
index 5b4419f4..37d0331a 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_load.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_load.py
@@ -6,7 +6,7 @@ class AudioLoadNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioLoadNode'
     bl_label = 'Load Audio'
     bl_description = 'Load audio'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     def update_input(self, context):
@@ -39,5 +39,5 @@ class AudioLoadNode(LnxLogicTreeNode):
             #col.prop_search(self, 'property0', bpy.data, 'sounds', icon='NONE', text='')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioLoadNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_pause.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_pause.py
index 7eb9316d..dc7fdc94 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_pause.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_pause.py
@@ -6,7 +6,7 @@ class AudioPauseNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioPauseNode'
     bl_label = 'Pause Audio'
     bl_description = 'Trigger the pause function on audio'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
 
@@ -18,5 +18,5 @@ class AudioPauseNode(LnxLogicTreeNode):
         self.add_output('LnxDynamicSocket', 'Audio')   
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioPauseNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_play.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_play.py
index b9088f9d..51544409 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_play.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_play.py
@@ -6,7 +6,7 @@ class AudioPlayNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioPlayNode'
     bl_label = 'Play Audio'
     bl_description = 'Trigger the play function on audio'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
 
@@ -19,5 +19,5 @@ class AudioPlayNode(LnxLogicTreeNode):
         self.add_output('LnxDynamicSocket', 'Audio')   
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioPlayNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_stereo_panner.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_stereo_panner.py
index ce373ed6..077830c2 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_stereo_panner.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_stereo_panner.py
@@ -6,7 +6,7 @@ class AudioStereoPannerNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioStereoPannerNode'
     bl_label = 'Stereo Panner'
     bl_description = 'Create 2D audio Stereo Panner'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     def update_input(self, context):
@@ -34,5 +34,5 @@ class AudioStereoPannerNode(LnxLogicTreeNode):
         layout.prop(self, 'property0')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioStereoPannerNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_audio_stop.py b/leenkx/blender/lnx/logicnode/custom/LN_audio_stop.py
index d991652a..24105bf3 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_audio_stop.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_audio_stop.py
@@ -6,7 +6,7 @@ class AudioStopNode(LnxLogicTreeNode):
     bl_idname = 'LNAudioStopNode'
     bl_label = 'Stop Audio'
     bl_description = 'Trigger the stop function on audio'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
 
@@ -19,5 +19,5 @@ class AudioStopNode(LnxLogicTreeNode):
 
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     AudioStopNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_get_audio_position.py b/leenkx/blender/lnx/logicnode/custom/LN_get_audio_position.py
index 69241076..4773b9ee 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_get_audio_position.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_get_audio_position.py
@@ -5,7 +5,7 @@ class GetAudioPositionNode(LnxLogicTreeNode):
     bl_idname = 'LNGetAudioPositionNode'
     bl_label = 'Get Audio Position'
     bl_description = 'Gets the current playback position of 3D audio in seconds.'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     def lnx_init(self, context):
@@ -13,5 +13,5 @@ class GetAudioPositionNode(LnxLogicTreeNode):
         self.add_output('LnxFloatSocket', 'Position (seconds)')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     GetAudioPositionNode.on_register()
\ No newline at end of file
diff --git a/leenkx/blender/lnx/logicnode/custom/LN_set_audio_position.py b/leenkx/blender/lnx/logicnode/custom/LN_set_audio_position.py
index c38d120c..36134b12 100644
--- a/leenkx/blender/lnx/logicnode/custom/LN_set_audio_position.py
+++ b/leenkx/blender/lnx/logicnode/custom/LN_set_audio_position.py
@@ -5,7 +5,7 @@ class SetAudioPositionNode(LnxLogicTreeNode):
     bl_idname = 'LNSetAudioPositionNode'
     bl_label = 'Set Audio Position'
     bl_description = 'Sets the playback position of 3D audio'
-    lnx_category = '3D_Audio'
+    lnx_category = 'Audio_3D'
     lnx_version = 1
 
     def lnx_init(self, context):
@@ -16,5 +16,5 @@ class SetAudioPositionNode(LnxLogicTreeNode):
         self.add_output('LnxNodeSocketAction', 'Out')
 
 def register():
-    add_category('3D_Audio', icon='SOUND')
+    add_category('Audio_3D', icon='SOUND')
     SetAudioPositionNode.on_register()
\ No newline at end of file