diff --git a/src/bonsai/bonsai/__init__.py b/src/bonsai/bonsai/__init__.py
index e30e2bf699..4a4932316b 100644
--- a/src/bonsai/bonsai/__init__.py
+++ b/src/bonsai/bonsai/__init__.py
@@ -40,7 +40,7 @@ import webbrowser
 from collections import deque
 from collections.abc import Generator
 from pathlib import Path
-from typing import Any, Union
+from typing import TYPE_CHECKING, Any, Union
 
 last_commit_hash = "8888888"
 last_commit_date = "9999999"
@@ -72,6 +72,21 @@ REINSTALLED_BBIM_VERSION: Union[str, None] = None
 REGISTERED_BBIM_PACKAGE: str
 
 
+def is_registering() -> bool:
+    """
+    During addon registration ``bpy.context`` and ``bpy.data`` are restricted
+    and you can't access their properties.
+    """
+    import bpy
+
+    if TYPE_CHECKING or bpy.app.version >= (5, 0, 0):
+        import _bpy_restrict_state as bpy_restrict_state
+    else:
+        import bpy_restrict_state
+
+    return isinstance(bpy.context, bpy_restrict_state._RestrictContext)
+
+
 def initialize_bbim_semver():
     """Initialize `bbim_semver` dictionary.
 
@@ -93,9 +108,13 @@ def initialize_bbim_semver():
     bbim_semver["version"] = version_str
 
 
-def get_debug_info():
+def get_debug_info(*, bonsai_failed_to_load: bool = False) -> dict[str, Any]:
+    import bpy
+
     bbim_version = bbim_semver["version"]
 
+    # All data here should be gettable even in case of `bpy.context` and `bpy.data` being inaccessible
+    # and Bonsai completely failed to load.
     debug_info = {
         "os": platform.system(),
         "os_version": platform.version(),
@@ -111,6 +130,14 @@ def get_debug_info():
         "last_error": last_error,
     }
 
+    # Can't access blend data or context during registration.
+    # If Bonsai failed to load we cannot safely access any of its properties or its tools
+    # as they may not be registered yet and acessing them will break Bonsai Fatal Error UI.
+    if is_registering() or bonsai_failed_to_load:
+        return debug_info
+
+    import bonsai.tool as tool
+
     # Add .blend file save information
     if bpy.data.is_saved:
         debug_info["blend_file_path"] = bpy.data.filepath
@@ -131,7 +158,7 @@ def get_debug_info():
     return debug_info
 
 
-def format_debug_info(info: dict):
+def format_debug_info(info: dict[str, Any]) -> str:
     last_actions = ""
     for action in info["last_actions"]:
         last_actions += f"\n# {action['type']}: {action['name']}"
@@ -205,6 +232,8 @@ def clean_up_dlls_safe_links() -> None:
 
 
 if IN_BLENDER:
+    import bpy
+
     initialize_bbim_semver()
 
     def get_binary_info() -> dict[str, Any]:
@@ -333,7 +362,7 @@ if IN_BLENDER:
             bl_context = "scene"
 
             def draw(self, context):
-                info = get_debug_info()
+                info = get_debug_info(bonsai_failed_to_load=True)
 
                 layout = self.layout
                 layout.alert = True
@@ -409,7 +438,7 @@ if IN_BLENDER:
             bl_description = "Copies debugging information to your clipboard for use in bugreports"
 
             def execute(self, context):
-                info = get_debug_info()
+                info = get_debug_info(bonsai_failed_to_load=True)
                 info.update(get_binary_info())
                 info = format_debug_info(info)
                 context.window_manager.clipboard = info
diff --git a/src/bonsai/bonsai/bim/schema.py b/src/bonsai/bonsai/bim/schema.py
index 4ef96e72a7..15dfa87a59 100644
--- a/src/bonsai/bonsai/bim/schema.py
+++ b/src/bonsai/bonsai/bim/schema.py
@@ -16,19 +16,12 @@
 # You should have received a copy of the GNU General Public License
 # along with Bonsai.  If not, see <http://www.gnu.org/licenses/>.
 
-from typing import TYPE_CHECKING
-
-import bpy
 import ifcopenshell
 import ifcopenshell.util.pset
 
+import bonsai
 import bonsai.tool as tool
 
-if TYPE_CHECKING or bpy.app.version >= (5, 0, 0):
-    import _bpy_restrict_state as bpy_restrict_state
-else:
-    import bpy_restrict_state
-
 
 class IfcSchema:
     data_dir: str
@@ -62,7 +55,7 @@ class IfcSchema:
         self.psetqto.get_by_name.cache_clear()
 
         # During register we cannot access the context either way.
-        if isinstance(bpy.context, bpy_restrict_state._RestrictContext):
+        if bonsai.is_registering():
             return
         for path in tool.Blender.get_data_dir_paths("pset", "*.ifc"):
             self.psetqto.templates.append(ifcopenshell.open(path))
diff --git a/src/bonsai/test/tool/test_blender.py b/src/bonsai/test/tool/test_blender.py
index cd155b5dee..cb5d06bc71 100644
--- a/src/bonsai/test/tool/test_blender.py
+++ b/src/bonsai/test/tool/test_blender.py
@@ -24,6 +24,7 @@ import bpy
 import ifcopenshell
 import pytest
 
+import bonsai
 import bonsai.core.tool
 import bonsai.tool as tool
 from bonsai.tool.blender import Blender as subject
@@ -144,3 +145,25 @@ class TestGetSelectedFiles(NewFile):
                     assert subject.get_selected_files(Path(g.name).parent, [file], use_relative_path=True) == [
                         Path(g.name).name
                     ]
+
+
+class TestGetDebugInfo(NewFile):
+    # Only keys that are safe to set if Bonsai fails to load.
+    EXPECTED_KEYS = {
+        "os",
+        "os_version",
+        "python_version",
+        "architecture",
+        "machine",
+        "processor",
+        "blender_version",
+        "bonsai_version",
+        "bonsai_commit_hash",
+        "bonsai_commit_date",
+        "last_actions",
+        "last_error",
+    }
+
+    def test_failed_to_load_returns_only_base_keys(self):
+        info = bonsai.get_debug_info(bonsai_failed_to_load=True)
+        assert set(info.keys()) == self.EXPECTED_KEYS