Hello again,
i have changed some data in the item_teamplate SQL Data and now it worked.. I dont know why, but now i can see my weapons on my back.
This is the INSERT Query of my working Weapon, for everyone who has the same problems like me:
INSERT INTO `wow_335_dev_world`.`item_template` (`entry`, `class`, `subclass`, `SoundOverrideSubclass`, `name`, `displayid`, `Quality`, `Flags`, `FlagsExtra`, `BuyCount`, `BuyPrice`, `SellPrice`, `InventoryType`, `AllowableClass`, `AllowableRace`, `ItemLevel`, `RequiredLevel`, `RequiredSkill`, `RequiredSkillRank`, `requiredspell`, `requiredhonorrank`, `RequiredCityRank`, `RequiredReputationFaction`, `RequiredReputationRank`, `maxcount`, `stackable`, `ContainerSlots`, `StatsCount`, `stat_type1`, `stat_value1`, `stat_type2`, `stat_value2`, `stat_type3`, `stat_value3`, `stat_type4`, `stat_value4`, `stat_type5`, `stat_value5`, `stat_type6`, `stat_value6`, `stat_type7`, `stat_value7`, `stat_type8`, `stat_value8`, `stat_type9`, `stat_value9`, `stat_type10`, `stat_value10`, `ScalingStatDistribution`, `ScalingStatValue`, `dmg_min1`, `dmg_max1`, `dmg_type1`, `dmg_min2`, `dmg_max2`, `dmg_type2`, `armor`, `holy_res`, `fire_res`, `nature_res`, `frost_res`, `shadow_res`, `arcane_res`, `delay`, `ammo_type`, `RangedModRange`, `spellid_1`, `spelltrigger_1`, `spellcharges_1`, `spellppmRate_1`, `spellcooldown_1`, `spellcategory_1`, `spellcategorycooldown_1`, `spellid_2`, `spelltrigger_2`, `spellcharges_2`, `spellppmRate_2`, `spellcooldown_2`, `spellcategory_2`, `spellcategorycooldown_2`, `spellid_3`, `spelltrigger_3`, `spellcharges_3`, `spellppmRate_3`, `spellcooldown_3`, `spellcategory_3`, `spellcategorycooldown_3`, `spellid_4`, `spelltrigger_4`, `spellcharges_4`, `spellppmRate_4`, `spellcooldown_4`, `spellcategory_4`, `spellcategorycooldown_4`, `spellid_5`, `spelltrigger_5`, `spellcharges_5`, `spellppmRate_5`, `spellcooldown_5`, `spellcategory_5`, `spellcategorycooldown_5`, `bonding`, `description`, `PageText`, `LanguageID`, `PageMaterial`, `startquest`, `lockid`, `Material`, `sheath`, `RandomProperty`, `RandomSuffix`, `block`, `itemset`, `MaxDurability`, `area`, `Map`, `BagFamily`, `TotemCategory`, `socketColor_1`, `socketContent_1`, `socketColor_2`, `socketContent_2`, `socketColor_3`, `socketContent_3`, `socketBonus`, `GemProperties`, `RequiredDisenchantSkill`, `ArmorDamageModifier`, `duration`, `ItemLimitCategory`, `HolidayId`, `ScriptName`, `DisenchantID`, `FoodType`, `minMoneyLoot`, `maxMoneyLoot`, `flagsCustom`, `VerifiedBuild`) VALUES (70000, 2, 7, -1, 'Chronos GM Schwert', 45776, 5, 8, 0, 1, 0, 0, 13, -1, -1, 277, 80, 0, 0, 0, 0, 0, 0, 0, 2, 1, 0, 5, 4, 9999, 3, 9999, 7, 9999, 5, 9999, 6, 9999, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 99999, 99999, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 500, 0, 0, 0, 0, 0, 0, -1, 0, -1, 0, 0, 0, 0, -1, 0, -1, 0, 0, 0, 0, -1, 0, -1, 0, 0, 0, 0, -1, 0, -1, 0, 0, 0, 0, -1, 0, -1, 1, '', 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 2, 3, 4, 3, 3303, 0, 0, 0, 0, 0, 0, '', 0, 0, 0, 0, 0, 12340);