diff --git a/pom.xml b/pom.xml
index 415b45a8a7b90188e626a8fa90751d0090490d5c..844f70c456cc0aac1fcfc0b32465f993f5763357 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.alibaba</groupId>
     <artifactId>easyexcel</artifactId>
-    <version>2.1.4</version>
+    <version>2.1.5</version>
     <packaging>jar</packaging>
     <name>easyexcel</name>
 
diff --git a/src/main/java/com/alibaba/excel/analysis/v07/handlers/DefaultCellHandler.java b/src/main/java/com/alibaba/excel/analysis/v07/handlers/DefaultCellHandler.java
index e0b9c4138cd58dd92e1c5cc8edf7fe06059f9e2a..e53c3cca4a4f26c5dfa35b13befe5ac3d63278f6 100644
--- a/src/main/java/com/alibaba/excel/analysis/v07/handlers/DefaultCellHandler.java
+++ b/src/main/java/com/alibaba/excel/analysis/v07/handlers/DefaultCellHandler.java
@@ -36,7 +36,7 @@ import com.alibaba.excel.util.PositionUtils;
 public class DefaultCellHandler implements XlsxCellHandler, XlsxRowResultHolder {
     private final AnalysisContext analysisContext;
     private Deque<String> currentTagDeque = new LinkedList<String>();
-    private int curCol;
+    private int curCol = -1;
     private Map<Integer, CellData> curRowContent = new LinkedHashMap<Integer, CellData>();
     private CellData currentCellData;
     private StringBuilder dataStringBuilder;
@@ -55,6 +55,7 @@ public class DefaultCellHandler implements XlsxCellHandler, XlsxRowResultHolder
     @Override
     public void clearResult() {
         curRowContent = new LinkedHashMap<Integer, CellData>();
+        curCol=-1;
     }
 
     @Override
@@ -68,7 +69,8 @@ public class DefaultCellHandler implements XlsxCellHandler, XlsxRowResultHolder
         currentTagDeque.push(name);
         // start a cell
         if (CELL_TAG.equals(name)) {
-            curCol = PositionUtils.getCol(attributes.getValue(ExcelXmlConstants.POSITION));
+            curCol = PositionUtils.getCol(attributes.getValue(ExcelXmlConstants.POSITION),curCol);
+
 
             // t="s" ,it's means String
             // t="str" ,it's means String,but does not need to be read in the 'sharedStrings.xml'
diff --git a/src/main/java/com/alibaba/excel/analysis/v07/handlers/ProcessResultCellHandler.java b/src/main/java/com/alibaba/excel/analysis/v07/handlers/ProcessResultCellHandler.java
index 95816463ed5752a776efd70d231514795962c235..c854242849206e18e2918d938bae3db232826257 100644
--- a/src/main/java/com/alibaba/excel/analysis/v07/handlers/ProcessResultCellHandler.java
+++ b/src/main/java/com/alibaba/excel/analysis/v07/handlers/ProcessResultCellHandler.java
@@ -20,6 +20,7 @@ import com.alibaba.excel.util.PositionUtils;
 public class ProcessResultCellHandler implements XlsxCellHandler {
     private AnalysisContext analysisContext;
     private XlsxRowResultHolder rowResultHandler;
+    private int currentRow = -1;
 
     public ProcessResultCellHandler(AnalysisContext analysisContext, XlsxRowResultHolder rowResultHandler) {
         this.analysisContext = analysisContext;
@@ -33,9 +34,9 @@ public class ProcessResultCellHandler implements XlsxCellHandler {
 
     @Override
     public void startHandle(String name, Attributes attributes) {
+        currentRow = PositionUtils.getRowByRowTagt(attributes.getValue(ExcelXmlConstants.POSITION),currentRow);
         analysisContext.readRowHolder(
-            new ReadRowHolder(PositionUtils.getRowByRowTagt(attributes.getValue(ExcelXmlConstants.POSITION)),
-                analysisContext.readSheetHolder().getGlobalConfiguration()));
+            new ReadRowHolder(currentRow, analysisContext.readSheetHolder().getGlobalConfiguration()));
     }
 
     @Override
diff --git a/src/main/java/com/alibaba/excel/context/WriteContextImpl.java b/src/main/java/com/alibaba/excel/context/WriteContextImpl.java
index a07ad4cefee65ea50f9f4085c97178519b29ee37..df4840d0d65ac7f3e1c2d76ac81842717a70829c 100644
--- a/src/main/java/com/alibaba/excel/context/WriteContextImpl.java
+++ b/src/main/java/com/alibaba/excel/context/WriteContextImpl.java
@@ -106,34 +106,39 @@ public class WriteContextImpl implements WriteContext {
         if (writeSheet == null) {
             throw new IllegalArgumentException("Sheet argument cannot be null");
         }
-        if (writeSheet.getSheetNo() == null || writeSheet.getSheetNo() <= 0) {
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Sheet number is null");
-            }
-            writeSheet.setSheetNo(0);
-        }
-        if (writeWorkbookHolder.getHasBeenInitializedSheet().containsKey(writeSheet.getSheetNo())) {
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Sheet:{} is already existed", writeSheet.getSheetNo());
-            }
-            writeSheetHolder = writeWorkbookHolder.getHasBeenInitializedSheet().get(writeSheet.getSheetNo());
-            writeSheetHolder.setNewInitialization(Boolean.FALSE);
-            writeTableHolder = null;
-            currentWriteHolder = writeSheetHolder;
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("CurrentConfiguration is writeSheetHolder");
-            }
+        if (selectSheetFromCache(writeSheet)) {
             return;
         }
         initCurrentSheetHolder(writeSheet);
-        WriteHandlerUtils.beforeSheetCreate(this);
         // Initialization current sheet
         initSheet(writeType);
     }
 
+    private boolean selectSheetFromCache(WriteSheet writeSheet) {
+        writeSheetHolder = null;
+        if (writeSheet.getSheetNo() != null) {
+            writeSheetHolder = writeWorkbookHolder.getHasBeenInitializedSheetIndexMap().get(writeSheet.getSheetNo());
+        }
+        if (writeSheetHolder == null && !StringUtils.isEmpty(writeSheet.getSheetName())) {
+            writeSheetHolder = writeWorkbookHolder.getHasBeenInitializedSheetNameMap().get(writeSheet.getSheetName());
+        }
+        if (writeSheetHolder == null) {
+            return false;
+        }
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Sheet:{} is already existed", writeSheet.getSheetNo());
+        }
+        writeSheetHolder.setNewInitialization(Boolean.FALSE);
+        writeTableHolder = null;
+        currentWriteHolder = writeSheetHolder;
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("CurrentConfiguration is writeSheetHolder");
+        }
+        return true;
+    }
+
     private void initCurrentSheetHolder(WriteSheet writeSheet) {
         writeSheetHolder = new WriteSheetHolder(writeSheet, writeWorkbookHolder);
-        writeWorkbookHolder.getHasBeenInitializedSheet().put(writeSheet.getSheetNo(), writeSheetHolder);
         writeTableHolder = null;
         currentWriteHolder = writeSheetHolder;
         if (LOGGER.isDebugEnabled()) {
@@ -142,15 +147,26 @@ public class WriteContextImpl implements WriteContext {
     }
 
     private void initSheet(WriteTypeEnum writeType) {
+        WriteHandlerUtils.beforeSheetCreate(this);
         Sheet currentSheet;
         try {
-            currentSheet = writeWorkbookHolder.getWorkbook().getSheetAt(writeSheetHolder.getSheetNo());
-            writeSheetHolder
-                .setCachedSheet(writeWorkbookHolder.getCachedWorkbook().getSheetAt(writeSheetHolder.getSheetNo()));
+            if (writeSheetHolder.getSheetNo() != null) {
+                currentSheet = writeWorkbookHolder.getWorkbook().getSheetAt(writeSheetHolder.getSheetNo());
+                writeSheetHolder
+                    .setCachedSheet(writeWorkbookHolder.getCachedWorkbook().getSheetAt(writeSheetHolder.getSheetNo()));
+            } else {
+                // sheet name must not null
+                currentSheet = writeWorkbookHolder.getWorkbook().getSheet(writeSheetHolder.getSheetName());
+                writeSheetHolder
+                    .setCachedSheet(writeWorkbookHolder.getCachedWorkbook().getSheet(writeSheetHolder.getSheetName()));
+            }
         } catch (Exception e) {
             if (LOGGER.isDebugEnabled()) {
                 LOGGER.debug("Can not find sheet:{} ,now create it", writeSheetHolder.getSheetNo());
             }
+            if (StringUtils.isEmpty(writeSheetHolder.getSheetName())) {
+                writeSheetHolder.setSheetName(writeSheetHolder.getSheetNo().toString());
+            }
             currentSheet = WorkBookUtil.createSheet(writeWorkbookHolder.getWorkbook(), writeSheetHolder.getSheetName());
             writeSheetHolder.setCachedSheet(currentSheet);
         }
@@ -160,6 +176,8 @@ public class WriteContextImpl implements WriteContext {
             // Initialization head
             initHead(writeSheetHolder.excelWriteHeadProperty());
         }
+        writeWorkbookHolder.getHasBeenInitializedSheetIndexMap().put(writeSheetHolder.getSheetNo(), writeSheetHolder);
+        writeWorkbookHolder.getHasBeenInitializedSheetNameMap().put(writeSheetHolder.getSheetName(), writeSheetHolder);
     }
 
     public void initHead(ExcelWriteHeadProperty excelWriteHeadProperty) {
diff --git a/src/main/java/com/alibaba/excel/util/PositionUtils.java b/src/main/java/com/alibaba/excel/util/PositionUtils.java
index f135e4738878b460cba89e305854397369b24724..b85018f99d05745e1a5197aec7712b1bc828c8bc 100644
--- a/src/main/java/com/alibaba/excel/util/PositionUtils.java
+++ b/src/main/java/com/alibaba/excel/util/PositionUtils.java
@@ -14,6 +14,16 @@ public class PositionUtils {
         }
         return row;
     }
+    public static int getRowByRowTagt(String rowTagt,int before) {
+        int row ;
+        if (rowTagt != null) {
+            row = Integer.parseInt(rowTagt) - 1;
+            return row;
+        }else {
+            return before + 1;
+        }
+
+    }
 
     public static int getRow(String currentCellIndex) {
         int row = 0;
@@ -35,4 +45,19 @@ public class PositionUtils {
         }
         return col - 1;
     }
+
+    public static int getCol(String currentCellIndex,int before) {
+        int col = 0;
+        if (currentCellIndex != null) {
+
+            char[] currentIndex = currentCellIndex.replaceAll("[0-9]", "").toCharArray();
+            for (int i = 0; i < currentIndex.length; i++) {
+                col += (currentIndex[i] - '@') * Math.pow(26, (currentIndex.length - i - 1));
+            }
+            return col - 1;
+        }else {
+            return before +1;
+        }
+    }
+
 }
diff --git a/src/main/java/com/alibaba/excel/write/metadata/holder/WriteSheetHolder.java b/src/main/java/com/alibaba/excel/write/metadata/holder/WriteSheetHolder.java
index 90030f4f9365309e620780b4bade9c8deb1b1ecf..56fc7e4e31907ff7110c9199e8a5470b133828a8 100644
--- a/src/main/java/com/alibaba/excel/write/metadata/holder/WriteSheetHolder.java
+++ b/src/main/java/com/alibaba/excel/write/metadata/holder/WriteSheetHolder.java
@@ -10,6 +10,7 @@ import org.apache.poi.xssf.usermodel.XSSFSheet;
 
 import com.alibaba.excel.enums.HolderEnum;
 import com.alibaba.excel.enums.WriteLastRowTypeEnum;
+import com.alibaba.excel.util.StringUtils;
 import com.alibaba.excel.write.metadata.WriteSheet;
 
 /**
@@ -67,12 +68,12 @@ public class WriteSheetHolder extends AbstractWriteHolder {
     public WriteSheetHolder(WriteSheet writeSheet, WriteWorkbookHolder writeWorkbookHolder) {
         super(writeSheet, writeWorkbookHolder, writeWorkbookHolder.getWriteWorkbook().getConvertAllFiled());
         this.writeSheet = writeSheet;
-        this.sheetNo = writeSheet.getSheetNo();
-        if (writeSheet.getSheetName() == null) {
-            this.sheetName = writeSheet.getSheetNo().toString();
+        if (writeSheet.getSheetNo() == null && StringUtils.isEmpty(writeSheet.getSheetName())) {
+            this.sheetNo = 0;
         } else {
-            this.sheetName = writeSheet.getSheetName();
+            this.sheetNo = writeSheet.getSheetNo();
         }
+        this.sheetName = writeSheet.getSheetName();
         this.parentWriteWorkbookHolder = writeWorkbookHolder;
         this.hasBeenInitializedTable = new HashMap<Integer, WriteTableHolder>();
         if (writeWorkbookHolder.getTempTemplateInputStream() != null) {
diff --git a/src/main/java/com/alibaba/excel/write/metadata/holder/WriteWorkbookHolder.java b/src/main/java/com/alibaba/excel/write/metadata/holder/WriteWorkbookHolder.java
index c8f7555fa6a2bcdd23b409ad724056f16f31892c..be557ebdfb70d14ea0cd0899d33dc2999a5d44bc 100644
--- a/src/main/java/com/alibaba/excel/write/metadata/holder/WriteWorkbookHolder.java
+++ b/src/main/java/com/alibaba/excel/write/metadata/holder/WriteWorkbookHolder.java
@@ -92,7 +92,11 @@ public class WriteWorkbookHolder extends AbstractWriteHolder {
     /**
      * prevent duplicate creation of sheet objects
      */
-    private Map<Integer, WriteSheetHolder> hasBeenInitializedSheet;
+    private Map<Integer, WriteSheetHolder> hasBeenInitializedSheetIndexMap;
+    /**
+     * prevent duplicate creation of sheet objects
+     */
+    private Map<String, WriteSheetHolder> hasBeenInitializedSheetNameMap;
     /**
      * Whether the encryption
      */
@@ -148,7 +152,8 @@ public class WriteWorkbookHolder extends AbstractWriteHolder {
         } else {
             this.mandatoryUseInputStream = writeWorkbook.getMandatoryUseInputStream();
         }
-        this.hasBeenInitializedSheet = new HashMap<Integer, WriteSheetHolder>();
+        this.hasBeenInitializedSheetIndexMap = new HashMap<Integer, WriteSheetHolder>();
+        this.hasBeenInitializedSheetNameMap = new HashMap<String, WriteSheetHolder>();
         this.password = writeWorkbook.getPassword();
         if (writeWorkbook.getInMemory() == null) {
             this.inMemory = Boolean.FALSE;
@@ -197,12 +202,20 @@ public class WriteWorkbookHolder extends AbstractWriteHolder {
         this.cachedWorkbook = cachedWorkbook;
     }
 
-    public Map<Integer, WriteSheetHolder> getHasBeenInitializedSheet() {
-        return hasBeenInitializedSheet;
+    public Map<Integer, WriteSheetHolder> getHasBeenInitializedSheetIndexMap() {
+        return hasBeenInitializedSheetIndexMap;
+    }
+
+    public void setHasBeenInitializedSheetIndexMap(Map<Integer, WriteSheetHolder> hasBeenInitializedSheetIndexMap) {
+        this.hasBeenInitializedSheetIndexMap = hasBeenInitializedSheetIndexMap;
+    }
+
+    public Map<String, WriteSheetHolder> getHasBeenInitializedSheetNameMap() {
+        return hasBeenInitializedSheetNameMap;
     }
 
-    public void setHasBeenInitializedSheet(Map<Integer, WriteSheetHolder> hasBeenInitializedSheet) {
-        this.hasBeenInitializedSheet = hasBeenInitializedSheet;
+    public void setHasBeenInitializedSheetNameMap(Map<String, WriteSheetHolder> hasBeenInitializedSheetNameMap) {
+        this.hasBeenInitializedSheetNameMap = hasBeenInitializedSheetNameMap;
     }
 
     public WriteWorkbook getWriteWorkbook() {
diff --git a/src/test/java/com/alibaba/easyexcel/test/core/fill/FillDataTest.java b/src/test/java/com/alibaba/easyexcel/test/core/fill/FillDataTest.java
index 04a8bd1ecd65e7e7db9e73115ee8d1d74935a1bb..fe0216336a181eeb67e322ff4d0573edb6e51524 100644
--- a/src/test/java/com/alibaba/easyexcel/test/core/fill/FillDataTest.java
+++ b/src/test/java/com/alibaba/easyexcel/test/core/fill/FillDataTest.java
@@ -39,6 +39,10 @@ public class FillDataTest {
     private static File horizontalFillTemplate07;
     private static File fileHorizontal03;
     private static File horizontalFillTemplate03;
+    private static File byName07;
+    private static File byName03;
+    private static File byNameTemplate07;
+    private static File byNameTemplate03;
 
     @BeforeClass
     public static void init() {
@@ -54,6 +58,10 @@ public class FillDataTest {
         horizontalFillTemplate07 = TestFileUtil.readFile("fill" + File.separator + "horizontal.xlsx");
         fileHorizontal03 = TestFileUtil.createNewFile("fillHorizontal03.xls");
         horizontalFillTemplate03 = TestFileUtil.readFile("fill" + File.separator + "horizontal.xls");
+        byName07 = TestFileUtil.createNewFile("byName07.xlsx");
+        byNameTemplate07 = TestFileUtil.readFile("fill" + File.separator + "byName.xlsx");
+        byName03 = TestFileUtil.createNewFile("byName03.xls");
+        byNameTemplate03 = TestFileUtil.readFile("fill" + File.separator + "byName.xls");
     }
 
     @Test
@@ -86,6 +94,23 @@ public class FillDataTest {
         horizontalFill(fileHorizontal03, horizontalFillTemplate03);
     }
 
+    @Test
+    public void t07ByNameFill07() {
+        byNameFill(byName07, byNameTemplate07);
+    }
+
+    @Test
+    public void t08ByNameFill03() {
+        byNameFill(byName03, byNameTemplate03);
+    }
+
+    private void byNameFill(File file, File template) {
+        FillData fillData = new FillData();
+        fillData.setName("张三");
+        fillData.setNumber(5.2);
+        EasyExcel.write(file, FillData.class).withTemplate(template).sheet("Sheet2").doFill(fillData);
+    }
+
     private void horizontalFill(File file, File template) {
         ExcelWriter excelWriter = EasyExcel.write(file).withTemplate(template).build();
         WriteSheet writeSheet = EasyExcel.writerSheet().build();
diff --git a/src/test/resources/fill/byName.xls b/src/test/resources/fill/byName.xls
new file mode 100644
index 0000000000000000000000000000000000000000..e07fd503eea2a3a933f7413e1486bdcc569e6a00
Binary files /dev/null and b/src/test/resources/fill/byName.xls differ
diff --git a/src/test/resources/fill/byName.xlsx b/src/test/resources/fill/byName.xlsx
new file mode 100644
index 0000000000000000000000000000000000000000..327e0557ac60ccee12309a7c44c2659436dad2ed
Binary files /dev/null and b/src/test/resources/fill/byName.xlsx differ
diff --git a/update.md b/update.md
index 830a7d179f5022344e583289f3eb48a1c0ae0fe1..35ecf49960a384e2dcb38003d0c081811e418c36 100644
--- a/update.md
+++ b/update.md
@@ -1,3 +1,7 @@
+# 2.1.5
+* 修复部分xlsx没有行号读取异常
+* 填充时候支持根据`sheetName`定位`sheet`
+
 # 2.1.4
 * 新增参数`useDefaultListener` 可以排除默认对象转换