fix empty team bug

server/src/game.rs

@@ -673,15 +673,15 @@ pub fn game_update(game: &Game, tx: &mut Transaction) -> Result<(), Error> {
 }
 
 pub fn game_pve_new(cryp_ids: Vec<Uuid>, mode: PveMode, tx: &mut Transaction, account: &Account) -> Result<Game, Error> {
+    if cryp_ids.len() == 0 {
+        return Err(err_msg("no cryps selected"));
+    }
+
     let cryps = cryp_ids
         .iter()
         .map(|id| cryp_get(tx, *id, account.id))
         .collect::<Result<Vec<Cryp>, Error>>()?;
 
-    if cryps.len() == 0 {
-        return Err(err_msg("no cryps selected"));
-    }
-
     if cryps.len() > 3 {
         return Err(err_msg("team size too large (3 max)"));
     }