am getting error in the below highlighted line in bold it says error is in expression '{onload}' in component <apexpage>

private static RampData cloneFutureDatedAmendmentGroups(String quoteId, String subQuoteId, RampData data, Map<String, String> oldQrpcToNewQrpcMap) {
    System.debug(LoggingLevel.INFO, 'Cloning FDAG...');
    //fdag
    List<FutureDatedAmendmentGroup__c> fdagList = Database.query(getCreatableFieldsSOQL('FutureDatedAmendmentGroup__c', 'Quote__c =\'' + quoteId + '\''));// here error
    List<FutureDatedAmendmentGroup__c> fdagToCreate = new List<FutureDatedAmendmentGroup__c>();
    List<String> oldFdagIdList = new List<String>();
    for (FutureDatedAmendmentGroup__c fdag : fdagList) {
      FutureDatedAmendmentGroup__c newFdag = fdag.clone(false, true, false, false);
      newFdag.Quote__c = subQuoteId;
      newFdag.QuoteRatePlanCharge__c = oldQrpcToNewQrpcMap.get(newFdag.QuoteRatePlanCharge__c);
      fdagToCreate.add(newFdag);
      oldFdagIdList.add(fdag.Id);
    }
    if (!oldFdagIdList.isEmpty()) {
      insert fdagToCreate;
      System.debug(LoggingLevel.INFO, 'Created FDAG: ' + fdagToCreate);
    }
    //map the old id to the new id so the fda knows where to go
    Map<String, String> oldFdagIdToNewFdagId = new Map<String, String>();
    for (integer i = 0; i < oldFdagIdList.size(); i++) {
      // 3/30/17 MD
      // fdagToCreate was fdagList which is the old, so its mapping old to old...
      oldFdagIdToNewFdagId.put(oldFdagIdList[i], String.valueOf(fdagToCreate[i].id));
    }
    data.oldFdagIdToNewFdagId = oldFdagIdToNewFdagId;
    System.Debug(LoggingLevel.INFO, 'data: ' + data);
    return data;
  }