compilation error

[Walker78431]

When I was uploading esp32-i2s-sdcard-wav-player-builtin-DAC.ino, there was an compilation error:

`C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:29:1: error: 'File' does not name a type
File root;
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:16: error: 'File' was not declared in this scope
int read4bytes(File file, uint32_t chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:16: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:36: error: expected primary-expression before '' token
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:37: error: 'chunkId' was not declared in this scope
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:44: error: expression list treated as compound expression in initializer [-fpermissive]
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:14: error: 'File' was not declared in this scope
int readbyte(File file, uint8_t chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:14: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:33: error: expected primary-expression before '' token
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:34: error: 'chunkId' was not declared in this scope
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:41: error: expression list treated as compound expression in initializer [-fpermissive]
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:14: error: 'File' was not declared in this scope
int readRiff(File file, wavRiff_t wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:14: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:35: error: expected primary-expression before '' token
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:36: error: 'wavRiff' was not declared in this scope
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:43: error: expression list treated as compound expression in initializer [-fpermissive]
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:15: error: 'File' was not declared in this scope
int readProps(File file, wavProperties_t wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:15: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:42: error: expected primary-expression before '' token
int readProps(File file, wavProperties_t *wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:51: error: expression list treated as compound expression in initializer [-fpermissive]
int readProps(File file, wavProperties_t *wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:16: error: redefinition of 'int read4bytes'
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:5: note: 'int read4bytes' previously defined here
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:16: error: 'File' was not declared in this scope
int read4bytes(File file, uint32_t chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:16: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:36: error: expected primary-expression before '' token
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:59:37: error: 'chunkId' was not declared in this scope
int read4bytes(File file, uint32_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:14: error: redefinition of 'int readbyte'
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:5: note: 'int readbyte' previously defined here
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:14: error: 'File' was not declared in this scope
int readbyte(File file, uint8_t chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:14: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:33: error: expected primary-expression before '' token
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:64:34: error: 'chunkId' was not declared in this scope
int readbyte(File file, uint8_t *chunkId){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:14: error: redefinition of 'int readRiff'
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:5: note: 'int readRiff' previously defined here
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:14: error: 'File' was not declared in this scope
int readRiff(File file, wavRiff_t wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:14: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:35: error: expected primary-expression before '' token
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:70:36: error: 'wavRiff' was not declared in this scope
int readRiff(File file, wavRiff_t *wavRiff){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:15: error: redefinition of 'int readProps'
int readProps(File file, wavProperties_t *wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:5: note: 'int readProps' previously defined here
int readProps(File file, wavProperties_t *wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:15: error: 'File' was not declared in this scope
int readProps(File file, wavProperties_t wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:15: note: suggested alternative:
In file included from C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:1:0:
c:\Users\nn\Documents\Arduino\libraries\esp32-micro-sdcard-master/mySD.h:33:9: note: 'ext::File'
class File : public Stream {
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:74:42: error: expected primary-expression before '' token
int readProps(File file, wavProperties_t *wavProps){
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino: In function 'void setup()':
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:90:3: error: 'root' was not declared in this scope
root = SD.open("T.WAV");
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:98:36: error: 'readRiff' cannot be used as a function
n = readRiff(root, &wavRiff);
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:107:38: error: 'readProps' cannot be used as a function
n = readProps(root, &wavProps);
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:114:38: error: 'read4bytes' cannot be used as a function
n = read4bytes(root, &chunkId);
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:120:40: error: 'read4bytes' cannot be used as a function
n = read4bytes(root, &chunkSize);
^
C:\Users\nn\AppData\Local\Temp.arduinoIDE-unsaved20221125-22272-1pm0jdd.84sx\sketch_dec25b\sketch_dec25b.ino:134:33: error: 'readbyte' cannot be used as a function
n = readbyte(root, &data);
^

exit status 1

Compilation error: 'File' does not name a type`

How to deal with it? Thanks in advance.