[FIX] base: ir_module computes on new record

Do not crash when the computes are displayed on an unsaved record.
This bugfix is needed for enterprise/web_studio test tours.

odoo/addons/base/models/ir_module.py

@@ -242,8 +242,10 @@ class Module(models.Model):
             if module.icon:
                 path_parts = module.icon.split('/')
                 path = modules.get_module_resource(path_parts[1], *path_parts[2:])
-            else:
+            elif module.id:
                 path = modules.module.get_module_icon(module.name)
+            else:
+                path = ''
             if path:
                 with tools.file_open(path, 'rb') as image_file:
                     module.icon_image = base64.b64encode(image_file.read())
@@ -306,7 +308,7 @@ class Module(models.Model):
 
     def _compute_has_iap(self):
         for module in self:
-            module.has_iap = 'iap' in module.upstream_dependencies(exclude_states=('',)).mapped('name')
+            module.has_iap = bool(module.id) and 'iap' in module.upstream_dependencies(exclude_states=('',)).mapped('name')
 
     def unlink(self):
         if not self: