Parameter '[Parameter]' cannot be added to the family.

Can't change category of Family Instance

Can't change Instance's Family. Try changing Instance's Host to a Level first.

Can't convert Instance's Host to Work Plane. Try resetting Host to a Level.

Can't convert Instance's Work Plane to Host. Try resetting Work Plane to a Level.

Can't copy between Mass or Curtain Panel by Pattern families, and other families or Revit projects.

In-place family groups cannot be copied between in-place families of the same project.

Can't cut reference plane.

Couldn't find an appropriate Host. Try selecting a different Host Face or switch Placement Mode.

Can't load an imperial Family into a metric Project.

Can't load a metric Family into an imperial Project.

Can't make type "[Family Name]".

Can't make type "[Family Name]". Failing family has been saved to "[File Name]"

Can't paste Labels across Families of different Categories.

Can't paste some or all of the selected objects.

Family [Family Name] is corrupt and its instances cannot be updated. Please reload the family to repair the project..

Can't rotate element into this position.

Cannot set Family Type to 'None';.

Can't unlock alignments from Family Template.

Can't copy this selection to a non-story Level.

You may not edit this parameter while the element is grouped.

Can't mirror an instance without its host.

A family instance placed on a curved surface of a linked file can't be moved while the link is unloaded. To move the instance, reload the link or rehost the instance.

Can't paste selection.

The air terminal cannot be placed in an elevation or section view unless it is attached to a duct.

Can't place inserts outside of hosts. These elements won't be copied.

Can't place inserts outside of hosts. These elements won't be copied.

Can't place instance of [Symbol]

Can't place instance of [Symbol]

Unable to determine slanted column end cut plane.

Can't find solution for formulas for Type '[Type Name]'.

"Instance parameter '%1!s!' generates circular references."

The column is already attached. It will be detached and attached to the new target.

The column and target are joined, remove that join before attaching them.

Change Offset Value so that Column height is not 0.0.

This column is too long. Maximum length is 30,000 ft.

Family '[Family Name]' contains a shared family of the same name. Please rename one of the two families before loading!

Could not generate references for Family Instance.

Could not place Adaptive Family Instance.

Custom fitting was created.

Family contains invalid elements. They will be deleted.

Family contains invalid elements. They will be deleted.

Can't make type "[Family Name]". It will be deleted.

Can't make type "[Family Name]". It will be deleted. Failing family has been saved to "[File Name]"

Dummy host must be perpendicular to Z or Y axis.

Parameter '[Parameter]' has the same name with an existing shared parameter.

Family parameters have duplicate names.

"Ignoring attempt to add family type '%1!s!' for a second time."

The type(s) of the selected element(s) are driven by family parameter(s). Changing the type directly will break the association.

Family failed to become non-parametric!

Failed to apply family parameters.

Some unlocked labeled dimensions prevent family from loading. Please try to lock unlocked labeled dimensions and load again.

Family '[Family Name]' contains unattached voids that can't be combined for cutting. Try fixing the voids or unset the Cut with Voids parameter in the family.

"Family '[Name]' cannot be upgraded and must be deleted. To fix the file in the older version of Revit, try loading newer versions of these families: [Names]."

The family Connector has been modified so the connection is invalid.

The family Connector has been modified so the connection is invalid.

The family no longer matches the properties for the System. Disconnect the family from the System?

Some families have become unusable. Reload the families, or delete them from the model.

Some families have become unusable. Reload the families, or delete them from the model.

Memebrs of Family '[Name]' or a nested family thereof illegally refer to Elements outside the family.

Family's Category can't be changed because the Family contains Shared Parameters which are not permitted in the new Category.

Family's Category can't be changed because the Family contains Shared Parameters which are not permitted in the new Category.

The host shape has changed and the family is no longer appropriate.

Dimension overconstrains the Family. Cannot set Family Type to <None>.

Dimension overconstrains the Family.

The parameter [Name] doesn't exist in the Family. It will be ignored.

Family Validation Warning(s): [Description]

Parameter '[Caption]' cannot be changed because it is defined by formula '[Formula]'

"Can't satisfy formulas for type [Family Symbol].

This family instance was hosted by a curved face that is no longer present in the linked file. To move the family instance, rehost it.

The position of this element was determined by copy/monitor but the monitor relationship has been removed. To move this instance, use pick new host to select a valid host.

One or more references of the highlighted element have become invalid.

One or more references of the highlighted element have become invalid.

Insert may be cutting fewer or more hosts than needed. The problem may be solved by forcing regeneration, e.g. by moving the insert out and back by a tiny distance in any direction.

Instance origin does not lie on host face. Instance will lose association to host.

The component '%1!s!' cannot be directly placed in the project environment. Place it in either an In-Place Mass, a Conceptual Mass Family, a Curtain Panel by Pattern Family, or an Adaptive Component.

Invalid family type "[Type Name]".

Invalid formular found in parameter '[Param Name]' in type '[Type Name]'.

Parameter [Caption] has an invalid value.

The column's base (Base Level + Base Offset) must be below its top (Top Level + Top Offset).

Instance of family [Family Name] can't be updated because in nested family the column's base (Base Level + Base Offset) must be below its top (Top Level + Top Offset).

There exist geometry collision. These elements might not be copied.

Instance Parameters can't be used in Type Parameter formulas.\n\n[Description]

Only Generic Annotations may be copied between Legends and other Views

The selected file is not a Family File.

Profile type '[Family Symbol]' contains no loops.

Reference Planes are overconstrained.

Setback computations are too large for this element.

Shared parameter [Name] will be replaced by a built-in parameter with the same name. This may affect scheduling!

Size Lookup Table is not available for type [Family Symbol].

Sketch can't be Automatically Dimensioned - this is a prerequisite for Labeled Dimensions to work properly.

Cut plane of slanted column end is parallel to the location curve.

Position of end cut planes has resulted in a slanted column without any geometry.

The structural column is attached to a non-structural target.

Titleblocks can only be placed on sheets.

The column and target are joined. The attachment has been removed.

Type's parameter cannot recursively point to the type itself.

Revit is unable to generate a truss using the current Layout Family and Truss orientation.

Some families have become unusable. Reload the families, or delete them from the model.

Changing the family for a MEP fitting might cause unexpected results.

Changing the family for a MEP fitting might cause unexpected results.

The value must be from 0.0 to 1.0

While loading family '[Family Name]': [Description]

While loading shared family '[Family Name]' from family '[Family Name]': [Description]

While loading Type '[Name]', parameter '[Name]': [Description]