Update assessment_plan.py
diff --git a/erpnext/schools/doctype/assessment_plan/assessment_plan.py b/erpnext/schools/doctype/assessment_plan/assessment_plan.py
index a09f3ee..55c4148 100644
--- a/erpnext/schools/doctype/assessment_plan/assessment_plan.py
+++ b/erpnext/schools/doctype/assessment_plan/assessment_plan.py
@@ -43,7 +43,7 @@
 		assessment_criteria_list = frappe.db.sql_list(''' select apc.assessment_criteria
 			from `tabAssessment Plan` ap , `tabAssessment Plan Criteria` apc
 			where ap.name = apc.parent and ap.course=%s and ap.student_group=%s and ap.assessment_group=%s
-			and ap.name != %s''', (self.course, self.student_group, self.assessment_group, self.name))
+			and ap.name != %s and ap.docstatus=1''', (self.course, self.student_group, self.assessment_group, self.name))
 		for d in self.assessment_criteria:
 			if d.assessment_criteria in assessment_criteria_list:
 				frappe.throw(_("You have already assessed for the assessment criteria {}.")