The following is a list of conditions errors that can occur while using STKO (Scientific Toolkit for OpenSees).

For each error, a brief description and a possible solution to resolve it is provided. In case the error is not in the list or if the proposed solution has no effect, please post in our forum.

error code	command	error message	solution
	ASDConstraintEquationElement	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	ASDConstraintEquationElement	incorrect size between two or more variables	The ASDConstraintEquationElement requires that Retained DOFs and Retained Factors have the same size.
Make sure that the variables Retained DOFs and Retained Factors have the same size.
	ASDConstraintEquationElement	wrong interaction type	The ASDConstraintEquationElement requires an Interaction type GeneralLink.
CN.0126 - General_Link
	ASDConstraintEquationElement	wrong constrained node	The ASDConstraintEquationElement requires only 1 constained node.
Make sure that Link element has only 1 constrained node.
	ASDConstraintEquationElement	incorrect size between two or more variables	The ASDConstraintEquationElement requires that Retained DOFs and Retained Factors to match with the number of Master nodes.
Make sure that the variables Retained DOFs and Retained Factors have the same size of the number of Master nodes.
	ASDEmbeddedNodeElement	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	ASDEmbeddedNodeElement	wrong interaction type	The ASDEmbeddedNodeElement requires an Interaction type Node-to-Element.
CN.0195 - Node_to_Element
	ASDEmbeddedNodeElement	wrong constrained node	The ASDEmbeddedNodeElement requires only 1 constained node.
Make sure that Link element has only 1 constrained node.
	ASDEmbeddedNodeElement	incorrect source element	The ASDEmbeddedNodeElement requires a valid source element.
Make sure that Link element has a valid source element. The current value is None.
	ASDEmbeddedNodeElement	wrong family type	The ASDEmbeddedNodeElement requires that the master geometry of the Link element has a specific family type.
Make sure that the family type of the master geometry is of the type Triangle, Tetrahedron, Quadrilateral or Hexahedron.
	ASDEmbeddedNodeElement	node not in domain	The constrained node of a Link element is outside the embedding domain.
Make sure that the maximum error is less than 1.0%.
	ASDEmbeddedRebarWithSlip	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	ASDEmbeddedRebarWithSlip	wrong slave geometry	The ASDEmbeddedRebarWithSlip requires only edges as slave geometry.
Make sure the slave geometry is an edge.
	ASDEmbeddedRebarWithSlip	wrong interaction type	The ASDEmbeddedRebarWithSlip requires an Interaction type Node-to-Element.
CN.0676 - Node_to_Element
	ASDEmbeddedRebarWithSlip	wrong constrained node	The ASDEmbeddedRebarWithSlip requires only 1 constained node.
Make sure that Link element has only 1 constrained node.
	ASDEmbeddedRebarWithSlip	incorrect source element	The ASDEmbeddedRebarWithSlip requires a valid source element.
Make sure that Link element has a valid source element. The current value is None.
	ASDEmbeddedRebarWithSlip	wrong family type	The ASDEmbeddedRebarWithSlip requires that the master geometry of the Link element has a specific family type.
Make sure that the family type of the master geometry is of the type Triangle, Tetrahedron, Quadrilateral or Hexahedron.
	ASDEmbeddedRebarWithSlip	node not in domain	The constrained node of a Link element is outside the embedding domain.
Make sure that the maximum error is less than 1.0%.
	ASDEmbeddedRebarWithSlip	wrong spatial dimension	The ASDEmbeddedRebarWithSlip requires nodes with 2D or 3D dimensions.
Make sure that the spatial dimensions of the nodes are 2D or 3D. Different dimensions are not allowed.
	ASDEmbeddedRebarWithSlip	wrong spatial dimension	The ASDEmbeddedRebarWithSlip requires that the constrained node with 2 NDM can have 2 or 3 NDF.
Make sure that the constrained node with 2 NDM have an NDF equal to 2 or 3.
	ASDEmbeddedRebarWithSlip	wrong spatial dimension	The ASDEmbeddedRebarWithSlip requires that the constrained node with 3 NDM can have 3 or 6 NDF.
Make sure that the constrained node with 3 NDM have an NDF equal to 3 or 6.
	beamSolidCoupling	wrong master-slave connectivity	The beamSolidCoupling requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	beamSolidCoupling	wrong master-slave connectivity	The beamSolidCoupling requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	beamSolidCoupling	wrong spatial dimension	The beamSolidCoupling requires 3 NDM and 6 NDF for Master node.
Make sure that the Master node has an NDM equal to 3 and an NDF equal to 6.
	beamSolidCoupling	wrong spatial dimension	The beamSolidCoupling requires 3 NDM and 3 or 4 NDF for Slave nodes.
Make sure that the Slave nodes have an NDM equal to 3 and an NDF equal to 3 or 4.
	beamSolidCoupling	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	beamToSolidBarSlip	wrong master-slave connectivity	The beamToSolidBarSlip requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	beamToSolidBarSlip	wrong master-slave connectivity	The beamToSolidBarSlip requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	beamToSolidBarSlip	wrong spatial dimension	The beamToSolidBarSlip requires 3 NDM and 6 NDF for Master node.
Make sure that the Master node has an NDM equal to 3 and an NDF equal to 6.
	beamToSolidBarSlip	wrong spatial dimension	The beamToSolidBarSlip requires 3 NDM and 3 or 4 NDF for Slave nodes.
Make sure that the Slave nodes have an NDM equal to 3 and an NDF equal to 3 or 4.
	beamToSolidBarSlip	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	DistributedLK2D	wrong spatial dimension	The DistributedLK2D requires nodes with 2D dimensions.
Make sure that the spatial dimensions of the nodes are 2D. This condition does not work with 3D.
	DistributedLK2D	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	DistributedLK3D	wrong spatial dimension	The DistributedLK3D requires nodes with 3D dimensions.
Make sure that the spatial dimensions of the nodes are 3D. This condition does not work with 2D.
	DistributedLK3D	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	equalDOF	wrong master-slave connectivity	The equalDOF requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	equalDOF	wrong master-slave connectivity	The equalDOF requires 1 Master node and 1 Slave nodes.
Make sure that only one Master and one Slave node are assigned.
	equalDOF	wrong spatial dimension	The equalDOF requires the same NDM between Master and Slave nodes.
Make sure that the Master and Slave nodes have the same spatial dimensions.
	equalDOF	wrong spatial dimension	The equalDOF requires the same NDM between the Master/Slave nodes and the spatial dimension of the Condition.
Make sure that the Master/Slave nodes have the same spatial dimension of the condition.
	equalDOF	node not in the model map	Element nodes are not in the model map.
Make sure that the element nodes are present in the model map.
	equalDOF	no condition	The current condition is None.
Make sure the condition is not Null.
	rigidDiaphragm	wrong master-slave connectivity	The rigidDiaphragm requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	rigidDiaphragm	wrong master-slave connectivity	The rigidDiaphragm requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	rigidDiaphragm	wrong spatial dimension	The rigidDiaphragm requires nodes with 3 NDM and 6 NDF.
Make sure that the nodes are 3 NDM and 6 NDF. This condition does not work with different NDM/NDF values.
	rigidDiaphragm	wrong spatial dimension	The rigidDiaphragm requires nodes with 3 NDM and 6 NDF.
Make sure that the nodes are 3 NDM and 6 NDF. This condition does not work with different NDM/NDF values.
	rigidDiaphragm	no condition	The current condition is None.
Make sure the condition is not Null.
	rigidLink	wrong interaction type	The rigidLink requires an Interaction type Node-to-Node or General-Link.
CN.0515 - Node_to_Node OR CN.0515 - General_Link
	rigidLink	wrong master-slave connectivity	The rigidLink requires 1 Master node and at least 1 Slave nodes.
Make sure that only one Master node is assigned and at least one Slave node.
	rigidLink	node without assigned element	Master node without assigned element.
Make sure that master node/s has been assigned to an element.
	rigidLink	wrong spatial dimension	The rigidLink requires the Master to have the same NDM/NDF values as the Condition.
Make sure that the NDM/NDF is the same between the Master node and the Condition.
	rigidLink	node without assigned element	Master node without assigned element.
Make sure that slave node/s has been assigned to an element.
	rigidLink	wrong spatial dimension	The rigidLink requires the Master and Slave nodes have the same NDM/NDF values.
Make sure that the NDM/NDF is the same between the Master and Slave nodes.
	rigidLink	wrong spatial dimension	The rigidLink requires the Slave to have the same NDM/NDF values as the Condition.
Make sure that the NDM/NDF is the same between the Slave node and the Condition.
	rigidLink	no condition	The current condition is None.
Make sure the condition is not Null.
	fix	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	fix	wrong spatial dimension	The fix requires the same NDM between the nodes and the Condition.
Make sure that the nodes have the same spatial dimension as the Condition.
	fix	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	fix	wrong spatial dimension	The fix requires the same NDM between the nodes and the Condition.
Make sure that the nodes have the same spatial dimension as the Condition.
	fix	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	groundMotion	incorrect size between two or more variables	The groundMotion requires that gmTag and fact have the same size.
Make sure that the variables gmTag and fact have the same size.
	eleLoad_beamThermal2D	incorrect size between two or more variables	The eleLoad_beamThermal2D requires that T and y have the same number of attributes.
Make sure that the variables T and y have the same number of attributes.
	eleLoad_beamThermal2D	variable with incorrect values	The eleLoad_beamThermal2D requires that T and y must have 2, 5 or 9 component/s.
Make sure that the variable y has a size of 2, 5 or 9.
	eleLoad_beamThermal3D	variable with incorrect values	The eleLoad_beamThermal3D requires that T, y and z assumes a specific size.
The only allowed combinations are: (length of T = 15, length of y = 5 and length of z = 5) or (length of T = 9 and length of y = 9) or (length of T = 2 and length of y = 2). Sizes outside of these will cause an error.
	eleLoad_shellThermal	variable with incorrect values	The eleLoad_shellThermal requires that T and y must have 2, 5 or 9 component/s.
Make sure that the length of T and y are 2, 5 or 9.
	eleLoad_shellThermal	incorrect size between two or more variables	The eleLoad_shellThermal requires that T and y have the same number of attributes.
Make sure that the variables T and y have the same number of attributes.
	EdgeCouple	wrong spatial dimension	The EdgeCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	EdgeCouple	wrong spatial dimension	The EdgeCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	EdgeCouple	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	EdgeForce	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	FaceCouple	wrong spatial dimension	The FaceCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	FaceCouple	wrong spatial dimension	The FaceCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	FaceCouple	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	FaceForce	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	ForceFromReaction	no CAE document	Create at least one CAE document.
At the moment this error will never be launched (as STKO is set up).
	NodalThermalAction	variable with incorrect values	The NodalThermalAction requires that T and y must have 2 component/s.
Make sure that the length of T and y are2.
	NodalThermalAction	variable with incorrect values	The NodalThermalAction requires that T, y and z assumes a specific size.
The only allowed combinations are: (length of y = 2 and length of z = 0) or (length of y = 9) or (length of y = 2 and length of z = 2). Sizes outside of these will cause an error.
	NodeCouple	wrong spatial dimension	The NodeCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	NodeCouple	wrong spatial dimension	The NodeCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	NodeCouple	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	NodeForce	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	VolumeCouple	wrong spatial dimension	The VolumeCouple requires nodes with 2 NDM and 3 NDF or 3 NDM and 6 NDF.
Make sure that the nodes have an NDM equal to 2 and an NDF equal to 3 or an NDM of 3 and an NDF of 6.
	VolumeCouple	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	VolumeForce	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	SurfaceLoad	variable with incorrect values	The SurfaceLoad requires that Two-way floor be defined with only supporting elements.
Make sure that the edge are declared supporting elements and not non-supporting.
	SurfaceLoad	variable with incorrect values	The SurfaceLoad requires that Two-way floor be defined with only supporting elements.
Make sure that the edge are declared supporting elements and not non-supporting.
	SurfaceLoad	variable with incorrect values	The SurfaceLoad requires that the Face defined as two-way floor to be rectangular.
Face defined as two-way floor but is not-rectangular. Method not yet implemented.
	SurfaceLoad	Rectangle with more than 2 dimensions	Rectangle with more than 2 dimensions.
Make sure that sides are at most equal to 2.
	SurfaceLoad	cannot get local axes	Cannot get local axes on face.
Check the geometry.
	SurfaceLoad	node without assigned element	Node without assigned element.
Make sure that the node has been assigned to an element to obtain the NDM and NDF information.
	SurfaceLoad	unknown repartition rule	Impossible to compute load on edge.
The available repartition rule are: "Load as eleLoad on beam element.", "Load as distributed on nodes along edge." and "Load as concentrated load on vertices.".
	SurfaceLoad	cannot get local axes	Cannot get local axes on face.
Check the geometry.