diff --git a/build.gradle b/build.gradle
index 13b721a..95bc8b6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,7 +14,6 @@ repositories {
 
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-web'
-    implementation 'org.jetbrains.kotlin:kotlin-reflect'
     implementation 'org.jetbrains.kotlin:kotlin-stdlib'
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7'
     implementation 'org.jsoup:jsoup:1.13.1'
diff --git a/src/main/kotlin/org/mosad/thecitadelofricks/controller/CacheController.kt b/src/main/kotlin/org/mosad/thecitadelofricks/controller/CacheController.kt
index c6e90c8..af94cbe 100644
--- a/src/main/kotlin/org/mosad/thecitadelofricks/controller/CacheController.kt
+++ b/src/main/kotlin/org/mosad/thecitadelofricks/controller/CacheController.kt
@@ -190,12 +190,16 @@ class CacheController {
          * @param timetable a timetable of the type [TimetableCourseWeek]
          */
         private fun saveTimetableToCache(timetable: TimetableCourseWeek) {
-            println(timetable.timetable.toString())
-
             val file = File(StartupController.dirTcorCache, "timetable-${timetable.meta.courseName}-${timetable.meta.weekIndex}.json")
             val writer = BufferedWriter(FileWriter(file))
-            writer.write(Gson().toJson(timetable))
-            writer.close()
+
+            try {
+                writer.write(Gson().toJson(timetable))
+            } catch (e: Exception) {
+                logger.error("something went wrong while trying to write a cache file", e)
+            } finally {
+                writer.close()
+            }
         }
 
         /**