diff --git a/src/componenet/Join.js b/src/componenet/Join.js
index a09d6f3..b73bc27 100644
--- a/src/componenet/Join.js
+++ b/src/componenet/Join.js
@@ -73,8 +73,14 @@ function Join() {
       return;
     }
 
+    const trimmedData = Object.fromEntries(
+      Object.entries(formData).map(([key, value]) =>
+        [key, typeof value === 'string' ? value.trim() : value]
+      )
+    );
+
     try {
-      const response = await axios.post(`${process.env.REACT_APP_SERVER_URL}/api/join`, formData, {
+      const response = await axios.post(`${process.env.REACT_APP_SERVER_URL}/api/join`, trimmedData, {
         headers: {
           'Content-Type': 'application/json',
         },
diff --git a/src/componenet/Login.js b/src/componenet/Login.js
index ae47e4c..2b4b1eb 100644
--- a/src/componenet/Login.js
+++ b/src/componenet/Login.js
@@ -30,7 +30,7 @@ function Login({ onLogin }) {
     }
 
     try {
-      const response = await axios.post(`${process.env.REACT_APP_SERVER_URL}/login?username=${username}&password=${password}`, {
+      const response = await axios.post(`${process.env.REACT_APP_SERVER_URL}/login?username=${username.trim()}&password=${password.trim()}`, {
         username,
         password,
       }, { withCredentials: true });
diff --git a/src/componenet/SoccerTeamModify.js b/src/componenet/SoccerTeamModify.js
index a34fc3d..10aed39 100644
--- a/src/componenet/SoccerTeamModify.js
+++ b/src/componenet/SoccerTeamModify.js
@@ -80,7 +80,6 @@ function SoccerTeamModify() {
   };
 
   const handleDayClick = (teamDay) => {
-    console.log(teamDay.day)
     setTeamData(prevState => {
       const { day } = prevState;
       if (day.includes(teamDay)) {
@@ -103,8 +102,15 @@ function SoccerTeamModify() {
     if (!validate()) {
       return;
     }
+
+    const trimmedData = Object.fromEntries(
+      Object.entries(teamData).map(([key, value]) =>
+        [key, typeof value === 'string' ? value.trim() : value]
+      )
+    );
+    
     const data = new FormData();
-    data.append('data', new Blob([JSON.stringify(teamData)], { type: 'application/json' }));
+    data.append('data', new Blob([JSON.stringify(trimmedData)], { type: 'application/json' }));
     Array.from(files).forEach(file => {
       data.append('files', file);
     });
diff --git a/src/componenet/SoccerTeamWrite.js b/src/componenet/SoccerTeamWrite.js
index 90c57f3..2335d37 100644
--- a/src/componenet/SoccerTeamWrite.js
+++ b/src/componenet/SoccerTeamWrite.js
@@ -95,8 +95,14 @@ function SoccerTeamWrite() {
       return;
     }
 
+    const trimmedData = Object.fromEntries(
+      Object.entries(formData).map(([key, value]) =>
+        [key, typeof value === 'string' ? value.trim() : value]
+      )
+    );
+
     const data = new FormData();
-    data.append('data', new Blob([JSON.stringify(formData)], { type: 'application/json' }));
+    data.append('data', new Blob([JSON.stringify(trimmedData)], { type: 'application/json' }));
     Array.from(files).forEach(file => {
       data.append('files', file);
     });
diff --git a/src/soccerTeam/PlayerModify.js b/src/soccerTeam/PlayerModify.js
index 65f2492..e97378e 100644
--- a/src/soccerTeam/PlayerModify.js
+++ b/src/soccerTeam/PlayerModify.js
@@ -56,12 +56,11 @@ function PlayerModify() {
       return;
     }
 
-    const trimmedData = {
-      ...formData,
-      title: formData.title.trim(),
-      content: formData.content.trim(),
-      position: formData.position.trim()
-  };
+    const trimmedData = Object.fromEntries(
+      Object.entries(formData).map(([key, value]) =>
+        [key, typeof value === 'string' ? value.trim() : value]
+      )
+    );
 
     try {
       const token = localStorage.getItem("token");
diff --git a/src/soccerTeam/PlayerWrite.js b/src/soccerTeam/PlayerWrite.js
index ebf01e9..ffbc39d 100644
--- a/src/soccerTeam/PlayerWrite.js
+++ b/src/soccerTeam/PlayerWrite.js
@@ -42,13 +42,17 @@ function PlayerWrite() {
       return;
     }
 
+    const trimmedData = Object.fromEntries(
+      Object.entries(formData).map(([key, value]) =>
+        [key, typeof value === 'string' ? value.trim() : value]
+      )
+    );
+
     const token = localStorage.getItem('token');
     try {
       await axios.post(`${process.env.REACT_APP_SERVER_URL}/api/enroll`, {
-        ...formData,
+        ...trimmedData,
         teamId: teamIdx,
-        title: formData.title,
-        content: formData.content
       }, {
         headers: {
           'Authorization': token