diff --git a/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.h b/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.h
index c534baa..ea7c6eb 100644
--- a/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.h
+++ b/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.h
@@ -40,6 +40,7 @@
 // Creates a request object with the given parameters.
 - (nullable NSURLRequest *)requestWithParameters:(nonnull MVMCoreRequestParameters *)requestParameters error:(MVMCoreErrorObject *_Nonnull *_Nonnull)error;
 
+// Converts the core request parameters into the JSON body.
 - (nullable NSData *)convertToJSON:(nonnull MVMCoreRequestParameters *)requestParameters forUrl:(nonnull NSURL *)url error:(MVMCoreErrorObject *_Nullable *_Nullable)error;
 
 // Sends a given request to the server. When it is finished, it calls request finished, passing along the json object or nil if there is an error.
diff --git a/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.m b/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.m
index d1d9228..efb3f83 100644
--- a/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.m
+++ b/MVMCore/MVMCore/LoadHandling/MVMCoreLoadHandler.m
@@ -241,7 +241,9 @@
     
     // Ensure the parameters are valid json.
     if (![NSJSONSerialization isValidJSONObject:parameters]) {
-        *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] code:ErrorCodeParsingJSON domain:ErrorDomainNative location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        if (error) {
+            *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] code:ErrorCodeParsingJSON domain:ErrorDomainNative location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        }
         return nil;
     }
     
@@ -250,7 +252,9 @@
     // Pretty print for logging the request parameters.
     NSData *data = [NSJSONSerialization dataWithJSONObject:parameters options:NSJSONWritingPrettyPrinted error:&jsonError];
     if (!data) {
-        *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] messageToLog:jsonError.localizedDescription code:jsonError.code domain:ErrorDomainSystem location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        if (error) {
+            *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] messageToLog:jsonError.localizedDescription code:jsonError.code domain:ErrorDomainSystem location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        }
         return nil;
     }
     NSString *jsonString = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
@@ -260,7 +264,9 @@
     // Standard condensed to send to the server.
     data = [NSJSONSerialization dataWithJSONObject:parameters options:0 error:&jsonError];
     if (!data) {
-        *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] messageToLog:jsonError.localizedDescription code:jsonError.code domain:ErrorDomainSystem location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        if (error) {
+            *error = [[MVMCoreErrorObject alloc] initWithTitle:nil message:[MVMCoreGetterUtility hardcodedStringWithKey:HardcodedErrorUnableToProcess] messageToLog:jsonError.localizedDescription code:jsonError.code domain:ErrorDomainSystem location:[NSString stringWithFormat:@"requestWithParameters:pageType_%@:parameters_%@",requestParameters.pageType,parameters.description]];
+        }
         return nil;
     }