try to forward err to the user

apps/client/src/common/api/ontimeApi.ts

@@ -255,13 +255,14 @@ export async function postNew(initialData: Partial<ProjectData>) {
 export const uploadSheetClientFile = async (file: File) => {
   const formData = new FormData();
   formData.append('userFile', file);
-  await axios
+  const res = await axios
     .post(`${ontimeURL}/sheet-clientsecrect`, formData, {
       headers: {
         'Content-Type': 'multipart/form-data',
       },
     })
     .then((response) => response.data.id);
+  return res;
 };
 
 export const getSheetsAuthUrl = async () => {

apps/client/src/features/modals/sheets-modal/SheetsModal.tsx

@@ -69,7 +69,9 @@ export default function SheetsModal(props: SheetsModalProps) {
     if (!selectedFile) {
       return;
     } else {
-      await uploadSheetClientFile(selectedFile);
+      await uploadSheetClientFile(selectedFile).catch((err) => {
+        console.error(err); //TODO: how to show this to the user
+      });
       _onChange();
     }
   };