Assertion failed for pattern_2. If an item is invisible, its descendants must be invisible too.(#S02) Assertion failed for pattern_3. A Resource object which is a Learning Object associated resource may contain Dependency objects which reference Resource objects with Type 'webcontent'.(#S03) Assertion failed for pattern_4. An Item object which represents a folder is indicated by the absence of an IdentifierRef characteristic object. Folder Items support unlimited nesting of other folder Items and learning object link Items. Learning Application Resource Item objects may be nested by folder Item object but may not nest other folder or Learning Application resource Item objects.(#S04) Error: Assertion failed for pattern_5: If a cartridge web content or associated content resource is linked from a Learning Application Object link Item object it must have an Href characteristic object which represents the launchable resource.(#S05) Error: Assertion failed for pattern_5: For Discussion Topic Resources the Resource object must contain a single File object which references the Discussion Topic descriptor XML file which conforms to the http://www.imsglobal.org/xsd/imsdt_v1p0 schema. Discussion Topic resources must not contain href (#S06) Error: Assertion validation failed for pattern_7: For Web Link Resources the Resource object must contain a single File object which references the Web Link descriptor XML file which conforms to the http://www.imsglobal.org/xsd/imswl_v1p0 schema.It must contain neither Dependency objects nor an href attribute.(#S07) Error: Assertion validation failed for pattern_11a: For Assessment resources the Resource object must contain a single File object which references the QTI XML file. This file must conform to the IMS CC profile of QTI 1.2.1. The profile is contained in the package of this profile as imscc_q*.zip. The derived schema of this QTI profile is in the package of this profile with the name ims_qtiasiv1p2_localised.xsd. The resource must not have an href attribute(#S11a) Error: Assertion validation failed for pattern_11b1: For Question Bank resources the Resource object must contain a single File object which references the QTI XML file. (#S11b1) Error: Assertion validation failed for pattern_11b2: A Question Bank Resource must not have an href attribute. (#S11b2) Error: Assertion validation failed for pattern_11b3: A Question Bank Resource must not be referenced from an item. (#S11b3) Error: Assertion validation failed for pattern_11b4: There can be only one Questionbank Resource in a cartridge.(#S11b4) Assertion failed for pattern_12. A Resource object which is a Discussion Topic associated resource may contain Dependency objects which reference Resource objects with Type 'webcontent' or 'associatedcontent/imscc_xmlv1p0/learning-application-resource'.(#S12) Assertion failed for pattern_14. A Resource object which is an assessment may contain Dependency objects which reference Resource objects with Type 'webcontent' or 'associatedcontent/imscc_xmlv1p0/learning-application-resource'.(#S14) Assertion failed for pattern_15. A Resource object which is a Question Bank may contain Dependency objects which reference Resource objects with Type 'webcontent' or 'associatedcontent/imscc_xmlv1p0/learning-application-resource'.(#S15)