Why ships do not carry Harpoon reloads

Have navies tried carrying extra Harpoon missiles to reload deck launchers at sea?

The panel says the idea has been examined but not implemented because reloading Harpoons would be much more delicate than reloading torpedoes.

The question proposes carrying spare Harpoons aboard ship for later launcher reloads. The panel says the idea has been examined without being implemented. Reloading would require much more delicate handling than the torpedo arrangements used as the comparison.