Method 'Boolean Contains(System.String)' declared on type 'System.String' cannot be called with instance of type 'System.Int32'

at System.Linq.Expressions.Expression.ValidateCallInstanceType(Type instanceType, MethodInfo method) at System.Linq.Expressions.Expression.ValidateStaticOrInstanceMethod(Expression instance, MethodInfo method) at System.Linq.Expressions.Expression.ValidateMethodAndGetParameters(Expression instance, MethodInfo method) at System.Linq.Expressions.Expression.Call(Expression instance, MethodInfo method, Expression arg0) at System.Linq.Expressions.Expression.Call(Expression instance, MethodInfo method, IEnumerable`1 arguments) at Intelliplan.CMS.Filters.ExpressionHelpers.ConcatExpressionsWithOperator(Expression left, Expression right, String expressionOperator) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Filters\IQueryableExtensions.cs:line 180 at Intelliplan.CMS.Filters.ExpressionHelpers.BuildFilterValuesExpression(Expression left, List`1 filterValues) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Filters\IQueryableExtensions.cs:line 117 at Intelliplan.CMS.Filters.ExpressionHelpers.CreateExpression[T](List`1 filters, ParameterExpression pe, FilterGroupJoinType filterGroupJoinType) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Filters\IQueryableExtensions.cs:line 85 at Intelliplan.CMS.Filters.LinqFilterExtensions.Filter[T](IQueryable`1 query, FilterGroupsHolder filterGroupsHolder) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Filters\IQueryableExtensions.cs:line 46 at Intelliplan.CMS.Core.LinkedDataResolvers.JobAdListResolver.Resolve(FilterGroupsHolder filterGroupHolder, Object args, Int32 page, Int32 pageSize) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Core\LinkedDataResolvers\JobAdListResolver.cs:line 35 at CallSite.Target(Closure , CallSite , Object ) at Intelliplan.CMS.Core.DomainExtensions.LinkedDataExtensions.Resolve(LinkedData this, Object args, IServiceProvider serviceProvider, Boolean asyncResolve, Boolean useCache) in d:\a\1\s\Intelliplan.CMS\Intelliplan.CMS.Core\DomainExtensions\LinkedDataExtensions.cs:line 98