diff --git a/backend/src/main/java/de/secretj12/turnierplaner/db/entities/Player.java b/backend/src/main/java/de/secretj12/turnierplaner/db/entities/Player.java
index 62a2022c..c11a1735 100644
--- a/backend/src/main/java/de/secretj12/turnierplaner/db/entities/Player.java
+++ b/backend/src/main/java/de/secretj12/turnierplaner/db/entities/Player.java
@@ -18,8 +18,8 @@
                                AND (p.birthday <= :minAge OR :ignoreMinAge = true)
                                AND (p.birthday >= :maxAge OR :ignoreMaxAge = true)
                                AND (lower(p.firstName) like CONCAT('%', lower(:search), '%')
-                               OR lower(p.lastName) = CONCAT('%', lower(:search), '%')
-                               OR lower(CONCAT(p.firstName, ' ', p.lastName)) like CONCAT('%', lower(:search), '%'))
+                               OR lower(p.lastName) = CONCAT('%', (lower(:search)), '%')
+                               OR lower(CONCAT(p.firstName, ' ', p.lastName)) like CONCAT('%', :search, '%'))
                                ORDER BY CASE
                                    WHEN lower(p.firstName) like CONCAT(lower(:search), '%') THEN 0
                                    WHEN lower(p.lastName) like CONCAT(lower(:search), '%') THEN 1
@@ -34,9 +34,9 @@ WHEN lower(p.lastName) like CONCAT(lower(:search), '%') THEN 1
                                AND (p.sex = :sex OR :ignoreSex = true)
                                AND (p.birthday <= :minAge OR :ignoreMinAge = true)
                                AND (p.birthday >= :maxAge OR :ignoreMaxAge = true)
-                               AND (lower(p.firstName) like CONCAT('%', lower(:search), '%')
-                               OR lower(p.lastName) = CONCAT('%', lower(:search), '%')
-                               OR lower(CONCAT(p.firstName, ' ', p.lastName)) like CONCAT('%', lower(:search), '%'))"""
+                               AND ((p.firstName) like CONCAT('%', :search, '%')
+                               OR (p.lastName) = CONCAT('%', :search, '%')
+                               OR (CONCAT(p.firstName, ' ', p.lastName)) like CONCAT('%', :search, '%'))"""
                ),
                @NamedQuery(name = "adminUnverified",
                            query = """
diff --git a/backend/src/main/java/de/secretj12/turnierplaner/resources/PlayerResource.java b/backend/src/main/java/de/secretj12/turnierplaner/resources/PlayerResource.java
index df497c23..d7e0fec2 100644
--- a/backend/src/main/java/de/secretj12/turnierplaner/resources/PlayerResource.java
+++ b/backend/src/main/java/de/secretj12/turnierplaner/resources/PlayerResource.java
@@ -53,6 +53,7 @@ public class PlayerResource {
     @ConfigProperty(name = "turnierplaner.registration.expire")
     public int expire;
 
+    // expects search string as lower case!
     @GET
     @Path("/compFind/{tourId}/{compId}/")
     @Produces(MediaType.APPLICATION_JSON)
diff --git a/frontend/app/src/backend/competition.ts b/frontend/app/src/backend/competition.ts
index a60ea1bf..a49b2b09 100644
--- a/frontend/app/src/backend/competition.ts
+++ b/frontend/app/src/backend/competition.ts
@@ -192,7 +192,7 @@ export function useSignUpSingle(
 ) {
 	return useMutation({
 		mutationFn: async (data: {
-			player: Ref<Player | null>
+			player: Ref<Player | undefined>
 			playerB: boolean
 		}) => {
 			if (!data.player.value) {
@@ -202,7 +202,7 @@ export function useSignUpSingle(
 					detail: t("ViewSignUp.selectPlayerFirst"),
 					life: 3000,
 				})
-				return
+				throw new Error("No player selected")
 			}
 
 			const form: TeamServer = {
@@ -229,8 +229,8 @@ export function useSignUpDoubleTog(
 ) {
 	return useMutation({
 		mutationFn: async (data: {
-			playerA: Ref<Player | null>
-			playerB: Ref<Player | null>
+			playerA: Ref<Player | undefined>
+			playerB: Ref<Player | undefined>
 		}) => {
 			if (!data.playerA.value || !data.playerB.value) {
 				toast.add({
@@ -239,7 +239,7 @@ export function useSignUpDoubleTog(
 					detail: t("ViewSignUp.selectPlayerFirst"),
 					life: 3000,
 				})
-				return
+				throw new Error("No player selected")
 			}
 
 			const form = {
diff --git a/frontend/app/src/backend/player.ts b/frontend/app/src/backend/player.ts
index 3a447ba9..c10c9e15 100644
--- a/frontend/app/src/backend/player.ts
+++ b/frontend/app/src/backend/player.ts
@@ -33,10 +33,13 @@ export function findCompPlayers(
 		queryFn: async () => {
 			return axios
 				.get<PlayerServer[]>(
-					`/player/compFind/${route.params.tourId}/${route.params.compId}?search=${search.value.toLowerCase()}` +
-						`playerB=${playerB}`,
+					`/player/compFind/${route.params.tourId}/${route.params.compId}`,
+					{ params: { search: search.value.toLowerCase(), playerB: playerB } },
 				)
-				.then<Player[]>((result) => result.data.map(playerServerToClient))
+				.then<Player[]>((result) => {
+					console.log(result.data.map(playerServerToClient))
+					return result.data.map(playerServerToClient)
+				})
 				.catch((error) => {
 					toast.add({
 						severity: "error",
diff --git a/frontend/app/src/components/views/competition/signup/ViewConditions.vue b/frontend/app/src/components/views/competition/signup/ViewConditions.vue
index 6cdf3629..a96cd42f 100644
--- a/frontend/app/src/components/views/competition/signup/ViewConditions.vue
+++ b/frontend/app/src/components/views/competition/signup/ViewConditions.vue
@@ -4,7 +4,7 @@
 			v-if="player.sex !== Sex.ANY"
 			class="w-min font-medium"
 			rounded
-			:value="t('CompetitionSettings.' + player.sex.toLowerCase())"
+			:value="t('general.' + player.sex.toLowerCase())"
 		/>
 		<Tag
 			v-if="player.hasMinAge"
diff --git a/frontend/app/src/components/views/competitions/FormCompetition.vue b/frontend/app/src/components/views/competitions/FormCompetition.vue
index 4d2741a3..e8ddae30 100644
--- a/frontend/app/src/components/views/competitions/FormCompetition.vue
+++ b/frontend/app/src/components/views/competitions/FormCompetition.vue
@@ -252,8 +252,8 @@
 				v-bind="playerASexAttrs"
 				:disabled="disabled"
 				:options="[
-					{ name: t('CompetitionSettings.male'), value: Sex.MALE },
-					{ name: t('CompetitionSettings.female'), value: Sex.FEMALE },
+					{ name: t('general.male'), value: Sex.MALE },
+					{ name: t('general.female'), value: Sex.FEMALE },
 					{ name: t('CompetitionSettings.any'), value: Sex.ANY },
 				]"
 				:placeholder="t(`CompetitionSettings.sex`)"